Home / 11,151.78-16,723.77-3,252.12

Finding the Fourth Proportional to 11,151.78, 16,723.77 and 3,252.12

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Solution

The fourth proportional to 11,151.78, 16,723.77 and 3,252.12 is: 4,877.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,151.78 : 16,723.77 = 3,252.12 : x
  2. Step 2: Convert to fraction form
    11,151.78/16,723.77 = 3,252.12/x
  3. Step 3: Cross multiply
    11,151.78x = 16,723.77 × 3,252.12
  4. Step 4: Simplify right side
    11,151.78x = 54,387,706.89
  5. Step 5: Solve for x
    x = 54,387,706.89/11,151.78
  6. Step 6: Final answer
    x = 4,877.04

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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.