Home / 3,943.84-5,945.68-3,732.16

Finding the Fourth Proportional to 3,943.84, 5,945.68 and 3,732.16

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Solution

The fourth proportional to 3,943.84, 5,945.68 and 3,732.16 is: 5,626.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.84 : 5,945.68 = 3,732.16 : x
  2. Step 2: Convert to fraction form
    3,943.84/5,945.68 = 3,732.16/x
  3. Step 3: Cross multiply
    3,943.84x = 5,945.68 × 3,732.16
  4. Step 4: Simplify right side
    3,943.84x = 22,190,229.07
  5. Step 5: Solve for x
    x = 22,190,229.07/3,943.84
  6. Step 6: Final answer
    x = 5,626.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.