Home / 8,042.28-11,098.68-4,505.76

Finding the Fourth Proportional to 8,042.28, 11,098.68 and 4,505.76

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Solution

The fourth proportional to 8,042.28, 11,098.68 and 4,505.76 is: 6,218.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.28 : 11,098.68 = 4,505.76 : x
  2. Step 2: Convert to fraction form
    8,042.28/11,098.68 = 4,505.76/x
  3. Step 3: Cross multiply
    8,042.28x = 11,098.68 × 4,505.76
  4. Step 4: Simplify right side
    8,042.28x = 50,007,988.40
  5. Step 5: Solve for x
    x = 50,007,988.40/8,042.28
  6. Step 6: Final answer
    x = 6,218.14

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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.