Home / 3,882.62-5,357.88-2,393.04

Finding the Fourth Proportional to 3,882.62, 5,357.88 and 2,393.04

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Solution

The fourth proportional to 3,882.62, 5,357.88 and 2,393.04 is: 3,302.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.62 : 5,357.88 = 2,393.04 : x
  2. Step 2: Convert to fraction form
    3,882.62/5,357.88 = 2,393.04/x
  3. Step 3: Cross multiply
    3,882.62x = 5,357.88 × 2,393.04
  4. Step 4: Simplify right side
    3,882.62x = 12,821,621.16
  5. Step 5: Solve for x
    x = 12,821,621.16/3,882.62
  6. Step 6: Final answer
    x = 3,302.31

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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.