Home / 6,241.80-8,615.38-3,589.48

Finding the Fourth Proportional to 6,241.80, 8,615.38 and 3,589.48

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Solution

The fourth proportional to 6,241.80, 8,615.38 and 3,589.48 is: 4,954.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241.80 : 8,615.38 = 3,589.48 : x
  2. Step 2: Convert to fraction form
    6,241.80/8,615.38 = 3,589.48/x
  3. Step 3: Cross multiply
    6,241.80x = 8,615.38 × 3,589.48
  4. Step 4: Simplify right side
    6,241.80x = 30,924,734.20
  5. Step 5: Solve for x
    x = 30,924,734.20/6,241.80
  6. Step 6: Final answer
    x = 4,954.46

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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.