Home / 10,635.62-14,677.10-5,919.90

Finding the Fourth Proportional to 10,635.62, 14,677.10 and 5,919.90

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Solution

The fourth proportional to 10,635.62, 14,677.10 and 5,919.90 is: 8,169.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,635.62 : 14,677.10 = 5,919.90 : x
  2. Step 2: Convert to fraction form
    10,635.62/14,677.10 = 5,919.90/x
  3. Step 3: Cross multiply
    10,635.62x = 14,677.10 × 5,919.90
  4. Step 4: Simplify right side
    10,635.62x = 86,886,964.29
  5. Step 5: Solve for x
    x = 86,886,964.29/10,635.62
  6. Step 6: Final answer
    x = 8,169.43

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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.