Home / 2,559.60-3,531-1,512.24

Finding the Fourth Proportional to 2,559.60, 3,531 and 1,512.24

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Solution

The fourth proportional to 2,559.60, 3,531 and 1,512.24 is: 2,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559.60 : 3,531 = 1,512.24 : x
  2. Step 2: Convert to fraction form
    2,559.60/3,531 = 1,512.24/x
  3. Step 3: Cross multiply
    2,559.60x = 3,531 × 1,512.24
  4. Step 4: Simplify right side
    2,559.60x = 5,339,719.44
  5. Step 5: Solve for x
    x = 5,339,719.44/2,559.60
  6. Step 6: Final answer
    x = 2,086.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.