Home / 5,187.38-7,785.14-2,267.73

Finding the Fourth Proportional to 5,187.38, 7,785.14 and 2,267.73

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Solution

The fourth proportional to 5,187.38, 7,785.14 and 2,267.73 is: 3,403.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187.38 : 7,785.14 = 2,267.73 : x
  2. Step 2: Convert to fraction form
    5,187.38/7,785.14 = 2,267.73/x
  3. Step 3: Cross multiply
    5,187.38x = 7,785.14 × 2,267.73
  4. Step 4: Simplify right side
    5,187.38x = 17,654,584.19
  5. Step 5: Solve for x
    x = 17,654,584.19/5,187.38
  6. Step 6: Final answer
    x = 3,403.38

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1.5x scale

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.