Home / 2,447.57-3,372.98-2,402.58

Finding the Fourth Proportional to 2,447.57, 3,372.98 and 2,402.58

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Solution

The fourth proportional to 2,447.57, 3,372.98 and 2,402.58 is: 3,310.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447.57 : 3,372.98 = 2,402.58 : x
  2. Step 2: Convert to fraction form
    2,447.57/3,372.98 = 2,402.58/x
  3. Step 3: Cross multiply
    2,447.57x = 3,372.98 × 2,402.58
  4. Step 4: Simplify right side
    2,447.57x = 8,103,854.29
  5. Step 5: Solve for x
    x = 8,103,854.29/2,447.57
  6. Step 6: Final answer
    x = 3,310.98

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1.5x scale

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.