Home / 4,747.77-7,124.76-2,150.73

Finding the Fourth Proportional to 4,747.77, 7,124.76 and 2,150.73

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Solution

The fourth proportional to 4,747.77, 7,124.76 and 2,150.73 is: 3,227.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.77 : 7,124.76 = 2,150.73 : x
  2. Step 2: Convert to fraction form
    4,747.77/7,124.76 = 2,150.73/x
  3. Step 3: Cross multiply
    4,747.77x = 7,124.76 × 2,150.73
  4. Step 4: Simplify right side
    4,747.77x = 15,323,435.07
  5. Step 5: Solve for x
    x = 15,323,435.07/4,747.77
  6. Step 6: Final answer
    x = 3,227.50

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Half scale
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Double scale
Find fourth proportional to 4,748.77, 7,126.26 and 2,151.73
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.