Home / 10,812.91-14,921.82-6,097.19

Finding the Fourth Proportional to 10,812.91, 14,921.82 and 6,097.19

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Solution

The fourth proportional to 10,812.91, 14,921.82 and 6,097.19 is: 8,414.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812.91 : 14,921.82 = 6,097.19 : x
  2. Step 2: Convert to fraction form
    10,812.91/14,921.82 = 6,097.19/x
  3. Step 3: Cross multiply
    10,812.91x = 14,921.82 × 6,097.19
  4. Step 4: Simplify right side
    10,812.91x = 90,981,141.20
  5. Step 5: Solve for x
    x = 90,981,141.20/10,812.91
  6. Step 6: Final answer
    x = 8,414.12

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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.