Home / 9,695.28-14,542.61-2,769.78

Finding the Fourth Proportional to 9,695.28, 14,542.61 and 2,769.78

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Solution

The fourth proportional to 9,695.28, 14,542.61 and 2,769.78 is: 4,154.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,695.28 : 14,542.61 = 2,769.78 : x
  2. Step 2: Convert to fraction form
    9,695.28/14,542.61 = 2,769.78/x
  3. Step 3: Cross multiply
    9,695.28x = 14,542.61 × 2,769.78
  4. Step 4: Simplify right side
    9,695.28x = 40,279,816.48
  5. Step 5: Solve for x
    x = 40,279,816.48/9,695.28
  6. Step 6: Final answer
    x = 4,154.58

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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.