Home / 10,719.30-16,082.60-6,765.96

Finding the Fourth Proportional to 10,719.30, 16,082.60 and 6,765.96

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Solution

The fourth proportional to 10,719.30, 16,082.60 and 6,765.96 is: 10,151.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719.30 : 16,082.60 = 6,765.96 : x
  2. Step 2: Convert to fraction form
    10,719.30/16,082.60 = 6,765.96/x
  3. Step 3: Cross multiply
    10,719.30x = 16,082.60 × 6,765.96
  4. Step 4: Simplify right side
    10,719.30x = 108,814,194.47
  5. Step 5: Solve for x
    x = 108,814,194.47/10,719.30
  6. Step 6: Final answer
    x = 10,151.24

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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.