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Finding the Fourth Proportional to 3,801.85, 5,250.17 and 3,594.78

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Solution

The fourth proportional to 3,801.85, 5,250.17 and 3,594.78 is: 4,964.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.85 : 5,250.17 = 3,594.78 : x
  2. Step 2: Convert to fraction form
    3,801.85/5,250.17 = 3,594.78/x
  3. Step 3: Cross multiply
    3,801.85x = 5,250.17 × 3,594.78
  4. Step 4: Simplify right side
    3,801.85x = 18,873,215.10
  5. Step 5: Solve for x
    x = 18,873,215.10/3,801.85
  6. Step 6: Final answer
    x = 4,964.22

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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.