Home / 2,512.68-3,461.06-2,092.20

Finding the Fourth Proportional to 2,512.68, 3,461.06 and 2,092.20

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Solution

The fourth proportional to 2,512.68, 3,461.06 and 2,092.20 is: 2,881.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.68 : 3,461.06 = 2,092.20 : x
  2. Step 2: Convert to fraction form
    2,512.68/3,461.06 = 2,092.20/x
  3. Step 3: Cross multiply
    2,512.68x = 3,461.06 × 2,092.20
  4. Step 4: Simplify right side
    2,512.68x = 7,241,229.73
  5. Step 5: Solve for x
    x = 7,241,229.73/2,512.68
  6. Step 6: Final answer
    x = 2,881.88

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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.