Home / 5,482.20-7,562.92-3,242.56

Finding the Fourth Proportional to 5,482.20, 7,562.92 and 3,242.56

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Solution

The fourth proportional to 5,482.20, 7,562.92 and 3,242.56 is: 4,473.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.20 : 7,562.92 = 3,242.56 : x
  2. Step 2: Convert to fraction form
    5,482.20/7,562.92 = 3,242.56/x
  3. Step 3: Cross multiply
    5,482.20x = 7,562.92 × 3,242.56
  4. Step 4: Simplify right side
    5,482.20x = 24,523,221.88
  5. Step 5: Solve for x
    x = 24,523,221.88/5,482.20
  6. Step 6: Final answer
    x = 4,473.24

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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.