Home / 2,512.30-3,471.28-2,423.60

Finding the Fourth Proportional to 2,512.30, 3,471.28 and 2,423.60

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Solution

The fourth proportional to 2,512.30, 3,471.28 and 2,423.60 is: 3,348.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.30 : 3,471.28 = 2,423.60 : x
  2. Step 2: Convert to fraction form
    2,512.30/3,471.28 = 2,423.60/x
  3. Step 3: Cross multiply
    2,512.30x = 3,471.28 × 2,423.60
  4. Step 4: Simplify right side
    2,512.30x = 8,413,010.15
  5. Step 5: Solve for x
    x = 8,413,010.15/2,512.30
  6. Step 6: Final answer
    x = 3,348.73

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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.