Home / 10,717.52-16,081.04-5,781.44

Finding the Fourth Proportional to 10,717.52, 16,081.04 and 5,781.44

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Solution

The fourth proportional to 10,717.52, 16,081.04 and 5,781.44 is: 8,674.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,717.52 : 16,081.04 = 5,781.44 : x
  2. Step 2: Convert to fraction form
    10,717.52/16,081.04 = 5,781.44/x
  3. Step 3: Cross multiply
    10,717.52x = 16,081.04 × 5,781.44
  4. Step 4: Simplify right side
    10,717.52x = 92,971,567.90
  5. Step 5: Solve for x
    x = 92,971,567.90/10,717.52
  6. Step 6: Final answer
    x = 8,674.73

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1.5x scale

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.