Home / 9,824.68-14,740.62-3,981.88

Finding the Fourth Proportional to 9,824.68, 14,740.62 and 3,981.88

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Solution

The fourth proportional to 9,824.68, 14,740.62 and 3,981.88 is: 5,974.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,824.68 : 14,740.62 = 3,981.88 : x
  2. Step 2: Convert to fraction form
    9,824.68/14,740.62 = 3,981.88/x
  3. Step 3: Cross multiply
    9,824.68x = 14,740.62 × 3,981.88
  4. Step 4: Simplify right side
    9,824.68x = 58,695,379.97
  5. Step 5: Solve for x
    x = 58,695,379.97/9,824.68
  6. Step 6: Final answer
    x = 5,974.28

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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.