Home / 3,351.52-5,017.29-2,728.09

Finding the Fourth Proportional to 3,351.52, 5,017.29 and 2,728.09

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Solution

The fourth proportional to 3,351.52, 5,017.29 and 2,728.09 is: 4,084.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.52 : 5,017.29 = 2,728.09 : x
  2. Step 2: Convert to fraction form
    3,351.52/5,017.29 = 2,728.09/x
  3. Step 3: Cross multiply
    3,351.52x = 5,017.29 × 2,728.09
  4. Step 4: Simplify right side
    3,351.52x = 13,687,618.68
  5. Step 5: Solve for x
    x = 13,687,618.68/3,351.52
  6. Step 6: Final answer
    x = 4,084.00

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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.