Home / 10,751.91-16,121.57-3,253.25

Finding the Fourth Proportional to 10,751.91, 16,121.57 and 3,253.25

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Solution

The fourth proportional to 10,751.91, 16,121.57 and 3,253.25 is: 4,877.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,751.91 : 16,121.57 = 3,253.25 : x
  2. Step 2: Convert to fraction form
    10,751.91/16,121.57 = 3,253.25/x
  3. Step 3: Cross multiply
    10,751.91x = 16,121.57 × 3,253.25
  4. Step 4: Simplify right side
    10,751.91x = 52,447,400.73
  5. Step 5: Solve for x
    x = 52,447,400.73/10,751.91
  6. Step 6: Final answer
    x = 4,877.96

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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.