Home / 9,617.60-14,422.80-3,375.20

Finding the Fourth Proportional to 9,617.60, 14,422.80 and 3,375.20

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Solution

The fourth proportional to 9,617.60, 14,422.80 and 3,375.20 is: 5,061.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,617.60 : 14,422.80 = 3,375.20 : x
  2. Step 2: Convert to fraction form
    9,617.60/14,422.80 = 3,375.20/x
  3. Step 3: Cross multiply
    9,617.60x = 14,422.80 × 3,375.20
  4. Step 4: Simplify right side
    9,617.60x = 48,679,834.56
  5. Step 5: Solve for x
    x = 48,679,834.56/9,617.60
  6. Step 6: Final answer
    x = 5,061.54

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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.