Home / 5,436.29-8,151.14-2,967.68

Finding the Fourth Proportional to 5,436.29, 8,151.14 and 2,967.68

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Solution

The fourth proportional to 5,436.29, 8,151.14 and 2,967.68 is: 4,449.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.29 : 8,151.14 = 2,967.68 : x
  2. Step 2: Convert to fraction form
    5,436.29/8,151.14 = 2,967.68/x
  3. Step 3: Cross multiply
    5,436.29x = 8,151.14 × 2,967.68
  4. Step 4: Simplify right side
    5,436.29x = 24,189,919.56
  5. Step 5: Solve for x
    x = 24,189,919.56/5,436.29
  6. Step 6: Final answer
    x = 4,449.72

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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.