Home / 2,726.64-4,084.56-2,405.88

Finding the Fourth Proportional to 2,726.64, 4,084.56 and 2,405.88

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Solution

The fourth proportional to 2,726.64, 4,084.56 and 2,405.88 is: 3,604.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.64 : 4,084.56 = 2,405.88 : x
  2. Step 2: Convert to fraction form
    2,726.64/4,084.56 = 2,405.88/x
  3. Step 3: Cross multiply
    2,726.64x = 4,084.56 × 2,405.88
  4. Step 4: Simplify right side
    2,726.64x = 9,826,961.21
  5. Step 5: Solve for x
    x = 9,826,961.21/2,726.64
  6. Step 6: Final answer
    x = 3,604.06

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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.