Home / 2,726.30-4,087.02-1,082

Finding the Fourth Proportional to 2,726.30, 4,087.02 and 1,082

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Solution

The fourth proportional to 2,726.30, 4,087.02 and 1,082 is: 1,622.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.30 : 4,087.02 = 1,082 : x
  2. Step 2: Convert to fraction form
    2,726.30/4,087.02 = 1,082/x
  3. Step 3: Cross multiply
    2,726.30x = 4,087.02 × 1,082
  4. Step 4: Simplify right side
    2,726.30x = 4,422,155.64
  5. Step 5: Solve for x
    x = 4,422,155.64/2,726.30
  6. Step 6: Final answer
    x = 1,622.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.