Home / 3,623.60-5,002.28-2,727.69

Finding the Fourth Proportional to 3,623.60, 5,002.28 and 2,727.69

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Solution

The fourth proportional to 3,623.60, 5,002.28 and 2,727.69 is: 3,765.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.60 : 5,002.28 = 2,727.69 : x
  2. Step 2: Convert to fraction form
    3,623.60/5,002.28 = 2,727.69/x
  3. Step 3: Cross multiply
    3,623.60x = 5,002.28 × 2,727.69
  4. Step 4: Simplify right side
    3,623.60x = 13,644,646.97
  5. Step 5: Solve for x
    x = 13,644,646.97/3,623.60
  6. Step 6: Final answer
    x = 3,765.49

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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.