Home / 4,824.60-7,236.90-2,515.80

Finding the Fourth Proportional to 4,824.60, 7,236.90 and 2,515.80

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Solution

The fourth proportional to 4,824.60, 7,236.90 and 2,515.80 is: 3,773.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,824.60 : 7,236.90 = 2,515.80 : x
  2. Step 2: Convert to fraction form
    4,824.60/7,236.90 = 2,515.80/x
  3. Step 3: Cross multiply
    4,824.60x = 7,236.90 × 2,515.80
  4. Step 4: Simplify right side
    4,824.60x = 18,206,593.02
  5. Step 5: Solve for x
    x = 18,206,593.02/4,824.60
  6. Step 6: Final answer
    x = 3,773.70

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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.