Home / 3,517.35-5,280.09-2,057.55

Finding the Fourth Proportional to 3,517.35, 5,280.09 and 2,057.55

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Solution

The fourth proportional to 3,517.35, 5,280.09 and 2,057.55 is: 3,088.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.35 : 5,280.09 = 2,057.55 : x
  2. Step 2: Convert to fraction form
    3,517.35/5,280.09 = 2,057.55/x
  3. Step 3: Cross multiply
    3,517.35x = 5,280.09 × 2,057.55
  4. Step 4: Simplify right side
    3,517.35x = 10,864,049.18
  5. Step 5: Solve for x
    x = 10,864,049.18/3,517.35
  6. Step 6: Final answer
    x = 3,088.70

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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.