Home / 2,726.28-3,757.86-1,841.76

Finding the Fourth Proportional to 2,726.28, 3,757.86 and 1,841.76

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Solution

The fourth proportional to 2,726.28, 3,757.86 and 1,841.76 is: 2,538.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.28 : 3,757.86 = 1,841.76 : x
  2. Step 2: Convert to fraction form
    2,726.28/3,757.86 = 1,841.76/x
  3. Step 3: Cross multiply
    2,726.28x = 3,757.86 × 1,841.76
  4. Step 4: Simplify right side
    2,726.28x = 6,921,076.23
  5. Step 5: Solve for x
    x = 6,921,076.23/2,726.28
  6. Step 6: Final answer
    x = 2,538.65

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1.5x scale

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.