Home / 2,151.27-3,226.92-591.30

Finding the Fourth Proportional to 2,151.27, 3,226.92 and 591.30

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Solution

The fourth proportional to 2,151.27, 3,226.92 and 591.30 is: 886.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151.27 : 3,226.92 = 591.30 : x
  2. Step 2: Convert to fraction form
    2,151.27/3,226.92 = 591.30/x
  3. Step 3: Cross multiply
    2,151.27x = 3,226.92 × 591.30
  4. Step 4: Simplify right side
    2,151.27x = 1,908,077.80
  5. Step 5: Solve for x
    x = 1,908,077.80/2,151.27
  6. Step 6: Final answer
    x = 886.95

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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.