Home / 4,858.20-7,281.90-2,517.30

Finding the Fourth Proportional to 4,858.20, 7,281.90 and 2,517.30

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Solution

The fourth proportional to 4,858.20, 7,281.90 and 2,517.30 is: 3,773.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.20 : 7,281.90 = 2,517.30 : x
  2. Step 2: Convert to fraction form
    4,858.20/7,281.90 = 2,517.30/x
  3. Step 3: Cross multiply
    4,858.20x = 7,281.90 × 2,517.30
  4. Step 4: Simplify right side
    4,858.20x = 18,330,726.87
  5. Step 5: Solve for x
    x = 18,330,726.87/4,858.20
  6. Step 6: Final answer
    x = 3,773.15

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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.