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Finding the Fourth Proportional to 6,141.28, 9,167.24 and 5,363.68

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Solution

The fourth proportional to 6,141.28, 9,167.24 and 5,363.68 is: 8,006.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141.28 : 9,167.24 = 5,363.68 : x
  2. Step 2: Convert to fraction form
    6,141.28/9,167.24 = 5,363.68/x
  3. Step 3: Cross multiply
    6,141.28x = 9,167.24 × 5,363.68
  4. Step 4: Simplify right side
    6,141.28x = 49,170,141.84
  5. Step 5: Solve for x
    x = 49,170,141.84/6,141.28
  6. Step 6: Final answer
    x = 8,006.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.