Home / 2,399.90-3,600.35-1,013.24

Finding the Fourth Proportional to 2,399.90, 3,600.35 and 1,013.24

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Solution

The fourth proportional to 2,399.90, 3,600.35 and 1,013.24 is: 1,520.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399.90 : 3,600.35 = 1,013.24 : x
  2. Step 2: Convert to fraction form
    2,399.90/3,600.35 = 1,013.24/x
  3. Step 3: Cross multiply
    2,399.90x = 3,600.35 × 1,013.24
  4. Step 4: Simplify right side
    2,399.90x = 3,647,995.57
  5. Step 5: Solve for x
    x = 3,647,995.57/2,399.90
  6. Step 6: Final answer
    x = 1,520.06

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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.