Home / 7,511.38-10,366.26-4,154.34

Finding the Fourth Proportional to 7,511.38, 10,366.26 and 4,154.34

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Solution

The fourth proportional to 7,511.38, 10,366.26 and 4,154.34 is: 5,733.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.38 : 10,366.26 = 4,154.34 : x
  2. Step 2: Convert to fraction form
    7,511.38/10,366.26 = 4,154.34/x
  3. Step 3: Cross multiply
    7,511.38x = 10,366.26 × 4,154.34
  4. Step 4: Simplify right side
    7,511.38x = 43,064,968.57
  5. Step 5: Solve for x
    x = 43,064,968.57/7,511.38
  6. Step 6: Final answer
    x = 5,733.30

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Half scale
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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.