Home / 10,867.68-16,304.04-3,471.12

Finding the Fourth Proportional to 10,867.68, 16,304.04 and 3,471.12

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Solution

The fourth proportional to 10,867.68, 16,304.04 and 3,471.12 is: 5,207.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.68 : 16,304.04 = 3,471.12 : x
  2. Step 2: Convert to fraction form
    10,867.68/16,304.04 = 3,471.12/x
  3. Step 3: Cross multiply
    10,867.68x = 16,304.04 × 3,471.12
  4. Step 4: Simplify right side
    10,867.68x = 56,593,279.32
  5. Step 5: Solve for x
    x = 56,593,279.32/10,867.68
  6. Step 6: Final answer
    x = 5,207.48

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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.