Home / 3,632.97-5,435.28-3,190.71

Finding the Fourth Proportional to 3,632.97, 5,435.28 and 3,190.71

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Solution

The fourth proportional to 3,632.97, 5,435.28 and 3,190.71 is: 4,773.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.97 : 5,435.28 = 3,190.71 : x
  2. Step 2: Convert to fraction form
    3,632.97/5,435.28 = 3,190.71/x
  3. Step 3: Cross multiply
    3,632.97x = 5,435.28 × 3,190.71
  4. Step 4: Simplify right side
    3,632.97x = 17,342,402.25
  5. Step 5: Solve for x
    x = 17,342,402.25/3,632.97
  6. Step 6: Final answer
    x = 4,773.62

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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.