Home / 3,716.62-5,126.97-2,320.18

Finding the Fourth Proportional to 3,716.62, 5,126.97 and 2,320.18

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Solution

The fourth proportional to 3,716.62, 5,126.97 and 2,320.18 is: 3,200.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.62 : 5,126.97 = 2,320.18 : x
  2. Step 2: Convert to fraction form
    3,716.62/5,126.97 = 2,320.18/x
  3. Step 3: Cross multiply
    3,716.62x = 5,126.97 × 2,320.18
  4. Step 4: Simplify right side
    3,716.62x = 11,895,493.25
  5. Step 5: Solve for x
    x = 11,895,493.25/3,716.62
  6. Step 6: Final answer
    x = 3,200.62

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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.