Home / 10,082.67-15,123.66-3,842.46

Finding the Fourth Proportional to 10,082.67, 15,123.66 and 3,842.46

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Solution

The fourth proportional to 10,082.67, 15,123.66 and 3,842.46 is: 5,763.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082.67 : 15,123.66 = 3,842.46 : x
  2. Step 2: Convert to fraction form
    10,082.67/15,123.66 = 3,842.46/x
  3. Step 3: Cross multiply
    10,082.67x = 15,123.66 × 3,842.46
  4. Step 4: Simplify right side
    10,082.67x = 58,112,058.60
  5. Step 5: Solve for x
    x = 58,112,058.60/10,082.67
  6. Step 6: Final answer
    x = 5,763.56

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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.