Home / 11,287.80-16,932.18-3,496.76

Finding the Fourth Proportional to 11,287.80, 16,932.18 and 3,496.76

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Solution

The fourth proportional to 11,287.80, 16,932.18 and 3,496.76 is: 5,245.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287.80 : 16,932.18 = 3,496.76 : x
  2. Step 2: Convert to fraction form
    11,287.80/16,932.18 = 3,496.76/x
  3. Step 3: Cross multiply
    11,287.80x = 16,932.18 × 3,496.76
  4. Step 4: Simplify right side
    11,287.80x = 59,207,769.74
  5. Step 5: Solve for x
    x = 59,207,769.74/11,287.80
  6. Step 6: Final answer
    x = 5,245.29

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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.