Home / 7,371.71-11,057.45-2,691.70

Finding the Fourth Proportional to 7,371.71, 11,057.45 and 2,691.70

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Solution

The fourth proportional to 7,371.71, 11,057.45 and 2,691.70 is: 4,037.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.71 : 11,057.45 = 2,691.70 : x
  2. Step 2: Convert to fraction form
    7,371.71/11,057.45 = 2,691.70/x
  3. Step 3: Cross multiply
    7,371.71x = 11,057.45 × 2,691.70
  4. Step 4: Simplify right side
    7,371.71x = 29,763,297.06
  5. Step 5: Solve for x
    x = 29,763,297.06/7,371.71
  6. Step 6: Final answer
    x = 4,037.50

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Double scale
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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.