Home / 5,177.62-7,764.49-2,056.69

Finding the Fourth Proportional to 5,177.62, 7,764.49 and 2,056.69

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Solution

The fourth proportional to 5,177.62, 7,764.49 and 2,056.69 is: 3,084.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177.62 : 7,764.49 = 2,056.69 : x
  2. Step 2: Convert to fraction form
    5,177.62/7,764.49 = 2,056.69/x
  3. Step 3: Cross multiply
    5,177.62x = 7,764.49 × 2,056.69
  4. Step 4: Simplify right side
    5,177.62x = 15,969,148.94
  5. Step 5: Solve for x
    x = 15,969,148.94/5,177.62
  6. Step 6: Final answer
    x = 3,084.26

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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.