Home / 11,049.12-16,571.15-3,151.49

Finding the Fourth Proportional to 11,049.12, 16,571.15 and 3,151.49

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Solution

The fourth proportional to 11,049.12, 16,571.15 and 3,151.49 is: 4,726.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,049.12 : 16,571.15 = 3,151.49 : x
  2. Step 2: Convert to fraction form
    11,049.12/16,571.15 = 3,151.49/x
  3. Step 3: Cross multiply
    11,049.12x = 16,571.15 × 3,151.49
  4. Step 4: Simplify right side
    11,049.12x = 52,223,779.96
  5. Step 5: Solve for x
    x = 52,223,779.96/11,049.12
  6. Step 6: Final answer
    x = 4,726.51

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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.