Home / 7,511.96-10,366.45-4,154.76

Finding the Fourth Proportional to 7,511.96, 10,366.45 and 4,154.76

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Solution

The fourth proportional to 7,511.96, 10,366.45 and 4,154.76 is: 5,733.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.96 : 10,366.45 = 4,154.76 : x
  2. Step 2: Convert to fraction form
    7,511.96/10,366.45 = 4,154.76/x
  3. Step 3: Cross multiply
    7,511.96x = 10,366.45 × 4,154.76
  4. Step 4: Simplify right side
    7,511.96x = 43,070,101.42
  5. Step 5: Solve for x
    x = 43,070,101.42/7,511.96
  6. Step 6: Final answer
    x = 5,733.54

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Find fourth proportional to 3,755.98, 5,183.22 and 2,077.38
Half scale
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Double scale
Find fourth proportional to 7,512.96, 10,367.83 and 4,155.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.