Home / 5,626.60-7,764.90-3,531.88

Finding the Fourth Proportional to 5,626.60, 7,764.90 and 3,531.88

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Solution

The fourth proportional to 5,626.60, 7,764.90 and 3,531.88 is: 4,874.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626.60 : 7,764.90 = 3,531.88 : x
  2. Step 2: Convert to fraction form
    5,626.60/7,764.90 = 3,531.88/x
  3. Step 3: Cross multiply
    5,626.60x = 7,764.90 × 3,531.88
  4. Step 4: Simplify right side
    5,626.60x = 27,424,695.01
  5. Step 5: Solve for x
    x = 27,424,695.01/5,626.60
  6. Step 6: Final answer
    x = 4,874.11

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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.