Home / 5,062.80-7,591.35-3,889.89

Finding the Fourth Proportional to 5,062.80, 7,591.35 and 3,889.89

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Solution

The fourth proportional to 5,062.80, 7,591.35 and 3,889.89 is: 5,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,062.80 : 7,591.35 = 3,889.89 : x
  2. Step 2: Convert to fraction form
    5,062.80/7,591.35 = 3,889.89/x
  3. Step 3: Cross multiply
    5,062.80x = 7,591.35 × 3,889.89
  4. Step 4: Simplify right side
    5,062.80x = 29,529,516.45
  5. Step 5: Solve for x
    x = 29,529,516.45/5,062.80
  6. Step 6: Final answer
    x = 5,832.65

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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.