Home / 3,747.33-5,171.33-2,068.75

Finding the Fourth Proportional to 3,747.33, 5,171.33 and 2,068.75

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Solution

The fourth proportional to 3,747.33, 5,171.33 and 2,068.75 is: 2,854.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.33 : 5,171.33 = 2,068.75 : x
  2. Step 2: Convert to fraction form
    3,747.33/5,171.33 = 2,068.75/x
  3. Step 3: Cross multiply
    3,747.33x = 5,171.33 × 2,068.75
  4. Step 4: Simplify right side
    3,747.33x = 10,698,188.94
  5. Step 5: Solve for x
    x = 10,698,188.94/3,747.33
  6. Step 6: Final answer
    x = 2,854.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.