Home / 2,754.48-4,129.68-1,436.88

Finding the Fourth Proportional to 2,754.48, 4,129.68 and 1,436.88

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Solution

The fourth proportional to 2,754.48, 4,129.68 and 1,436.88 is: 2,154.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754.48 : 4,129.68 = 1,436.88 : x
  2. Step 2: Convert to fraction form
    2,754.48/4,129.68 = 1,436.88/x
  3. Step 3: Cross multiply
    2,754.48x = 4,129.68 × 1,436.88
  4. Step 4: Simplify right side
    2,754.48x = 5,933,854.60
  5. Step 5: Solve for x
    x = 5,933,854.60/2,754.48
  6. Step 6: Final answer
    x = 2,154.26

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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.