Home / 2,581.17-3,560.65-1,635.30

Finding the Fourth Proportional to 2,581.17, 3,560.65 and 1,635.30

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Solution

The fourth proportional to 2,581.17, 3,560.65 and 1,635.30 is: 2,255.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581.17 : 3,560.65 = 1,635.30 : x
  2. Step 2: Convert to fraction form
    2,581.17/3,560.65 = 1,635.30/x
  3. Step 3: Cross multiply
    2,581.17x = 3,560.65 × 1,635.30
  4. Step 4: Simplify right side
    2,581.17x = 5,822,713.14
  5. Step 5: Solve for x
    x = 5,822,713.14/2,581.17
  6. Step 6: Final answer
    x = 2,255.84

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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.