Home / 3,924.24-5,882.56-1,325.76

Finding the Fourth Proportional to 3,924.24, 5,882.56 and 1,325.76

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Solution

The fourth proportional to 3,924.24, 5,882.56 and 1,325.76 is: 1,987.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.24 : 5,882.56 = 1,325.76 : x
  2. Step 2: Convert to fraction form
    3,924.24/5,882.56 = 1,325.76/x
  3. Step 3: Cross multiply
    3,924.24x = 5,882.56 × 1,325.76
  4. Step 4: Simplify right side
    3,924.24x = 7,798,862.75
  5. Step 5: Solve for x
    x = 7,798,862.75/3,924.24
  6. Step 6: Final answer
    x = 1,987.36

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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.