Home / 5,321.52-7,340.82-3,331.65

Finding the Fourth Proportional to 5,321.52, 7,340.82 and 3,331.65

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Solution

The fourth proportional to 5,321.52, 7,340.82 and 3,331.65 is: 4,595.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321.52 : 7,340.82 = 3,331.65 : x
  2. Step 2: Convert to fraction form
    5,321.52/7,340.82 = 3,331.65/x
  3. Step 3: Cross multiply
    5,321.52x = 7,340.82 × 3,331.65
  4. Step 4: Simplify right side
    5,321.52x = 24,457,042.95
  5. Step 5: Solve for x
    x = 24,457,042.95/5,321.52
  6. Step 6: Final answer
    x = 4,595.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.