Home / 10,750.59-16,121.03-5,560.11

Finding the Fourth Proportional to 10,750.59, 16,121.03 and 5,560.11

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Solution

The fourth proportional to 10,750.59, 16,121.03 and 5,560.11 is: 8,337.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.59 : 16,121.03 = 5,560.11 : x
  2. Step 2: Convert to fraction form
    10,750.59/16,121.03 = 5,560.11/x
  3. Step 3: Cross multiply
    10,750.59x = 16,121.03 × 5,560.11
  4. Step 4: Simplify right side
    10,750.59x = 89,634,672.31
  5. Step 5: Solve for x
    x = 89,634,672.31/10,750.59
  6. Step 6: Final answer
    x = 8,337.65

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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.