Home / 6,209.38-9,315.51-2,747.62

Finding the Fourth Proportional to 6,209.38, 9,315.51 and 2,747.62

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Solution

The fourth proportional to 6,209.38, 9,315.51 and 2,747.62 is: 4,122.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,209.38 : 9,315.51 = 2,747.62 : x
  2. Step 2: Convert to fraction form
    6,209.38/9,315.51 = 2,747.62/x
  3. Step 3: Cross multiply
    6,209.38x = 9,315.51 × 2,747.62
  4. Step 4: Simplify right side
    6,209.38x = 25,595,481.59
  5. Step 5: Solve for x
    x = 25,595,481.59/6,209.38
  6. Step 6: Final answer
    x = 4,122.07

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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.