Home / 3,882.44-5,364.03-2,708.75

Finding the Fourth Proportional to 3,882.44, 5,364.03 and 2,708.75

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Solution

The fourth proportional to 3,882.44, 5,364.03 and 2,708.75 is: 3,742.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.44 : 5,364.03 = 2,708.75 : x
  2. Step 2: Convert to fraction form
    3,882.44/5,364.03 = 2,708.75/x
  3. Step 3: Cross multiply
    3,882.44x = 5,364.03 × 2,708.75
  4. Step 4: Simplify right side
    3,882.44x = 14,529,816.26
  5. Step 5: Solve for x
    x = 14,529,816.26/3,882.44
  6. Step 6: Final answer
    x = 3,742.44

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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.