Home / 3,177.70-4,766.55-1,097.02

Finding the Fourth Proportional to 3,177.70, 4,766.55 and 1,097.02

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Solution

The fourth proportional to 3,177.70, 4,766.55 and 1,097.02 is: 1,645.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.70 : 4,766.55 = 1,097.02 : x
  2. Step 2: Convert to fraction form
    3,177.70/4,766.55 = 1,097.02/x
  3. Step 3: Cross multiply
    3,177.70x = 4,766.55 × 1,097.02
  4. Step 4: Simplify right side
    3,177.70x = 5,229,000.68
  5. Step 5: Solve for x
    x = 5,229,000.68/3,177.70
  6. Step 6: Final answer
    x = 1,645.53

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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.