Home / 5,250.72-7,241.58-3,154.44

Finding the Fourth Proportional to 5,250.72, 7,241.58 and 3,154.44

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Solution

The fourth proportional to 5,250.72, 7,241.58 and 3,154.44 is: 4,350.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.72 : 7,241.58 = 3,154.44 : x
  2. Step 2: Convert to fraction form
    5,250.72/7,241.58 = 3,154.44/x
  3. Step 3: Cross multiply
    5,250.72x = 7,241.58 × 3,154.44
  4. Step 4: Simplify right side
    5,250.72x = 22,843,129.62
  5. Step 5: Solve for x
    x = 22,843,129.62/5,250.72
  6. Step 6: Final answer
    x = 4,350.48

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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.