Home / 2,575.16-3,862.68-627.36

Finding the Fourth Proportional to 2,575.16, 3,862.68 and 627.36

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Solution

The fourth proportional to 2,575.16, 3,862.68 and 627.36 is: 941.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.16 : 3,862.68 = 627.36 : x
  2. Step 2: Convert to fraction form
    2,575.16/3,862.68 = 627.36/x
  3. Step 3: Cross multiply
    2,575.16x = 3,862.68 × 627.36
  4. Step 4: Simplify right side
    2,575.16x = 2,423,290.92
  5. Step 5: Solve for x
    x = 2,423,290.92/2,575.16
  6. Step 6: Final answer
    x = 941.03

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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.