Home / 10,750.05-16,115.88-4,082.82

Finding the Fourth Proportional to 10,750.05, 16,115.88 and 4,082.82

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Solution

The fourth proportional to 10,750.05, 16,115.88 and 4,082.82 is: 6,120.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.05 : 16,115.88 = 4,082.82 : x
  2. Step 2: Convert to fraction form
    10,750.05/16,115.88 = 4,082.82/x
  3. Step 3: Cross multiply
    10,750.05x = 16,115.88 × 4,082.82
  4. Step 4: Simplify right side
    10,750.05x = 65,798,259.74
  5. Step 5: Solve for x
    x = 65,798,259.74/10,750.05
  6. Step 6: Final answer
    x = 6,120.74

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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.