Home / 2,726.24-4,087.20-1,339.52

Finding the Fourth Proportional to 2,726.24, 4,087.20 and 1,339.52

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Solution

The fourth proportional to 2,726.24, 4,087.20 and 1,339.52 is: 2,008.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.24 : 4,087.20 = 1,339.52 : x
  2. Step 2: Convert to fraction form
    2,726.24/4,087.20 = 1,339.52/x
  3. Step 3: Cross multiply
    2,726.24x = 4,087.20 × 1,339.52
  4. Step 4: Simplify right side
    2,726.24x = 5,474,886.14
  5. Step 5: Solve for x
    x = 5,474,886.14/2,726.24
  6. Step 6: Final answer
    x = 2,008.22

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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.