Home / 3,627.06-5,002.52-2,431.65

Finding the Fourth Proportional to 3,627.06, 5,002.52 and 2,431.65

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Solution

The fourth proportional to 3,627.06, 5,002.52 and 2,431.65 is: 3,353.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.06 : 5,002.52 = 2,431.65 : x
  2. Step 2: Convert to fraction form
    3,627.06/5,002.52 = 2,431.65/x
  3. Step 3: Cross multiply
    3,627.06x = 5,002.52 × 2,431.65
  4. Step 4: Simplify right side
    3,627.06x = 12,164,365.60
  5. Step 5: Solve for x
    x = 12,164,365.60/3,627.06
  6. Step 6: Final answer
    x = 3,353.78

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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.