Home / 9,620.20-14,425.98-3,773.80

Finding the Fourth Proportional to 9,620.20, 14,425.98 and 3,773.80

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Solution

The fourth proportional to 9,620.20, 14,425.98 and 3,773.80 is: 5,659.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.20 : 14,425.98 = 3,773.80 : x
  2. Step 2: Convert to fraction form
    9,620.20/14,425.98 = 3,773.80/x
  3. Step 3: Cross multiply
    9,620.20x = 14,425.98 × 3,773.80
  4. Step 4: Simplify right side
    9,620.20x = 54,440,763.32
  5. Step 5: Solve for x
    x = 54,440,763.32/9,620.20
  6. Step 6: Final answer
    x = 5,659.01

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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.