Home / 3,350.60-5,015.10-2,616.20

Finding the Fourth Proportional to 3,350.60, 5,015.10 and 2,616.20

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Solution

The fourth proportional to 3,350.60, 5,015.10 and 2,616.20 is: 3,915.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.60 : 5,015.10 = 2,616.20 : x
  2. Step 2: Convert to fraction form
    3,350.60/5,015.10 = 2,616.20/x
  3. Step 3: Cross multiply
    3,350.60x = 5,015.10 × 2,616.20
  4. Step 4: Simplify right side
    3,350.60x = 13,120,504.62
  5. Step 5: Solve for x
    x = 13,120,504.62/3,350.60
  6. Step 6: Final answer
    x = 3,915.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.