Home / 5,241.73-7,229.79-3,560.20

Finding the Fourth Proportional to 5,241.73, 7,229.79 and 3,560.20

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Solution

The fourth proportional to 5,241.73, 7,229.79 and 3,560.20 is: 4,910.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.73 : 7,229.79 = 3,560.20 : x
  2. Step 2: Convert to fraction form
    5,241.73/7,229.79 = 3,560.20/x
  3. Step 3: Cross multiply
    5,241.73x = 7,229.79 × 3,560.20
  4. Step 4: Simplify right side
    5,241.73x = 25,739,498.36
  5. Step 5: Solve for x
    x = 25,739,498.36/5,241.73
  6. Step 6: Final answer
    x = 4,910.50

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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.