Home / 5,452.29-8,178.44-1,754.52

Finding the Fourth Proportional to 5,452.29, 8,178.44 and 1,754.52

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Solution

The fourth proportional to 5,452.29, 8,178.44 and 1,754.52 is: 2,631.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.29 : 8,178.44 = 1,754.52 : x
  2. Step 2: Convert to fraction form
    5,452.29/8,178.44 = 1,754.52/x
  3. Step 3: Cross multiply
    5,452.29x = 8,178.44 × 1,754.52
  4. Step 4: Simplify right side
    5,452.29x = 14,349,250.31
  5. Step 5: Solve for x
    x = 14,349,250.31/5,452.29
  6. Step 6: Final answer
    x = 2,631.78

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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.