Home / 10,179.33-15,269.19-6,691.56

Finding the Fourth Proportional to 10,179.33, 15,269.19 and 6,691.56

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Solution

The fourth proportional to 10,179.33, 15,269.19 and 6,691.56 is: 10,037.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,179.33 : 15,269.19 = 6,691.56 : x
  2. Step 2: Convert to fraction form
    10,179.33/15,269.19 = 6,691.56/x
  3. Step 3: Cross multiply
    10,179.33x = 15,269.19 × 6,691.56
  4. Step 4: Simplify right side
    10,179.33x = 102,174,701.04
  5. Step 5: Solve for x
    x = 102,174,701.04/10,179.33
  6. Step 6: Final answer
    x = 10,037.47

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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.