Home / 2,238.01-3,354.95-1,126.73

Finding the Fourth Proportional to 2,238.01, 3,354.95 and 1,126.73

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Solution

The fourth proportional to 2,238.01, 3,354.95 and 1,126.73 is: 1,689.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.01 : 3,354.95 = 1,126.73 : x
  2. Step 2: Convert to fraction form
    2,238.01/3,354.95 = 1,126.73/x
  3. Step 3: Cross multiply
    2,238.01x = 3,354.95 × 1,126.73
  4. Step 4: Simplify right side
    2,238.01x = 3,780,134.02
  5. Step 5: Solve for x
    x = 3,780,134.02/2,238.01
  6. Step 6: Final answer
    x = 1,689.06

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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.