Home / 8,125.77-12,183.39-5,344.02

Finding the Fourth Proportional to 8,125.77, 12,183.39 and 5,344.02

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Solution

The fourth proportional to 8,125.77, 12,183.39 and 5,344.02 is: 8,012.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.77 : 12,183.39 = 5,344.02 : x
  2. Step 2: Convert to fraction form
    8,125.77/12,183.39 = 5,344.02/x
  3. Step 3: Cross multiply
    8,125.77x = 12,183.39 × 5,344.02
  4. Step 4: Simplify right side
    8,125.77x = 65,108,279.83
  5. Step 5: Solve for x
    x = 65,108,279.83/8,125.77
  6. Step 6: Final answer
    x = 8,012.57

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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.