Home / 5,013.28-7,515.60-2,418.04

Finding the Fourth Proportional to 5,013.28, 7,515.60 and 2,418.04

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Solution

The fourth proportional to 5,013.28, 7,515.60 and 2,418.04 is: 3,624.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.28 : 7,515.60 = 2,418.04 : x
  2. Step 2: Convert to fraction form
    5,013.28/7,515.60 = 2,418.04/x
  3. Step 3: Cross multiply
    5,013.28x = 7,515.60 × 2,418.04
  4. Step 4: Simplify right side
    5,013.28x = 18,173,021.42
  5. Step 5: Solve for x
    x = 18,173,021.42/5,013.28
  6. Step 6: Final answer
    x = 3,624.98

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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.