Home / 3,882.04-5,821.28-1,249.06

Finding the Fourth Proportional to 3,882.04, 5,821.28 and 1,249.06

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Solution

The fourth proportional to 3,882.04, 5,821.28 and 1,249.06 is: 1,873.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.04 : 5,821.28 = 1,249.06 : x
  2. Step 2: Convert to fraction form
    3,882.04/5,821.28 = 1,249.06/x
  3. Step 3: Cross multiply
    3,882.04x = 5,821.28 × 1,249.06
  4. Step 4: Simplify right side
    3,882.04x = 7,271,119.28
  5. Step 5: Solve for x
    x = 7,271,119.28/3,882.04
  6. Step 6: Final answer
    x = 1,873.01

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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.