Home / 8,964.80-13,447.29-2,725.83

Finding the Fourth Proportional to 8,964.80, 13,447.29 and 2,725.83

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Solution

The fourth proportional to 8,964.80, 13,447.29 and 2,725.83 is: 4,088.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964.80 : 13,447.29 = 2,725.83 : x
  2. Step 2: Convert to fraction form
    8,964.80/13,447.29 = 2,725.83/x
  3. Step 3: Cross multiply
    8,964.80x = 13,447.29 × 2,725.83
  4. Step 4: Simplify right side
    8,964.80x = 36,654,991.38
  5. Step 5: Solve for x
    x = 36,654,991.38/8,964.80
  6. Step 6: Final answer
    x = 4,088.77

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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.