Home / 7,414.29-10,231.79-4,057.16

Finding the Fourth Proportional to 7,414.29, 10,231.79 and 4,057.16

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Solution

The fourth proportional to 7,414.29, 10,231.79 and 4,057.16 is: 5,598.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.29 : 10,231.79 = 4,057.16 : x
  2. Step 2: Convert to fraction form
    7,414.29/10,231.79 = 4,057.16/x
  3. Step 3: Cross multiply
    7,414.29x = 10,231.79 × 4,057.16
  4. Step 4: Simplify right side
    7,414.29x = 41,511,937.67
  5. Step 5: Solve for x
    x = 41,511,937.67/7,414.29
  6. Step 6: Final answer
    x = 5,598.91

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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.