Home / 5,463.90-7,540.32-3,225.56

Finding the Fourth Proportional to 5,463.90, 7,540.32 and 3,225.56

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Solution

The fourth proportional to 5,463.90, 7,540.32 and 3,225.56 is: 4,451.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463.90 : 7,540.32 = 3,225.56 : x
  2. Step 2: Convert to fraction form
    5,463.90/7,540.32 = 3,225.56/x
  3. Step 3: Cross multiply
    5,463.90x = 7,540.32 × 3,225.56
  4. Step 4: Simplify right side
    5,463.90x = 24,321,754.58
  5. Step 5: Solve for x
    x = 24,321,754.58/5,463.90
  6. Step 6: Final answer
    x = 4,451.35

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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.