Home / 2,251.10-3,373.22-1,426.88

Finding the Fourth Proportional to 2,251.10, 3,373.22 and 1,426.88

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Solution

The fourth proportional to 2,251.10, 3,373.22 and 1,426.88 is: 2,138.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251.10 : 3,373.22 = 1,426.88 : x
  2. Step 2: Convert to fraction form
    2,251.10/3,373.22 = 1,426.88/x
  3. Step 3: Cross multiply
    2,251.10x = 3,373.22 × 1,426.88
  4. Step 4: Simplify right side
    2,251.10x = 4,813,192.15
  5. Step 5: Solve for x
    x = 4,813,192.15/2,251.10
  6. Step 6: Final answer
    x = 2,138.15

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1.5x scale

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.