Home / 3,425.16-4,727.46-2,028.12

Finding the Fourth Proportional to 3,425.16, 4,727.46 and 2,028.12

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Solution

The fourth proportional to 3,425.16, 4,727.46 and 2,028.12 is: 2,799.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.16 : 4,727.46 = 2,028.12 : x
  2. Step 2: Convert to fraction form
    3,425.16/4,727.46 = 2,028.12/x
  3. Step 3: Cross multiply
    3,425.16x = 4,727.46 × 2,028.12
  4. Step 4: Simplify right side
    3,425.16x = 9,587,856.18
  5. Step 5: Solve for x
    x = 9,587,856.18/3,425.16
  6. Step 6: Final answer
    x = 2,799.24

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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.