Home / 4,143.27-5,714.80-2,726.50

Finding the Fourth Proportional to 4,143.27, 5,714.80 and 2,726.50

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Solution

The fourth proportional to 4,143.27, 5,714.80 and 2,726.50 is: 3,760.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.27 : 5,714.80 = 2,726.50 : x
  2. Step 2: Convert to fraction form
    4,143.27/5,714.80 = 2,726.50/x
  3. Step 3: Cross multiply
    4,143.27x = 5,714.80 × 2,726.50
  4. Step 4: Simplify right side
    4,143.27x = 15,581,402.20
  5. Step 5: Solve for x
    x = 15,581,402.20/4,143.27
  6. Step 6: Final answer
    x = 3,760.65

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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.