Home / 7,377.30-11,057.96-3,631.66

Finding the Fourth Proportional to 7,377.30, 11,057.96 and 3,631.66

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Solution

The fourth proportional to 7,377.30, 11,057.96 and 3,631.66 is: 5,443.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.30 : 11,057.96 = 3,631.66 : x
  2. Step 2: Convert to fraction form
    7,377.30/11,057.96 = 3,631.66/x
  3. Step 3: Cross multiply
    7,377.30x = 11,057.96 × 3,631.66
  4. Step 4: Simplify right side
    7,377.30x = 40,158,751.01
  5. Step 5: Solve for x
    x = 40,158,751.01/7,377.30
  6. Step 6: Final answer
    x = 5,443.56

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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.