Home / 7,347.85-11,019.72-2,082.43

Finding the Fourth Proportional to 7,347.85, 11,019.72 and 2,082.43

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Solution

The fourth proportional to 7,347.85, 11,019.72 and 2,082.43 is: 3,123.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.85 : 11,019.72 = 2,082.43 : x
  2. Step 2: Convert to fraction form
    7,347.85/11,019.72 = 2,082.43/x
  3. Step 3: Cross multiply
    7,347.85x = 11,019.72 × 2,082.43
  4. Step 4: Simplify right side
    7,347.85x = 22,947,795.52
  5. Step 5: Solve for x
    x = 22,947,795.52/7,347.85
  6. Step 6: Final answer
    x = 3,123.06

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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.