Home / 3,729.24-5,583.06-2,808.68

Finding the Fourth Proportional to 3,729.24, 5,583.06 and 2,808.68

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Solution

The fourth proportional to 3,729.24, 5,583.06 and 2,808.68 is: 4,204.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.24 : 5,583.06 = 2,808.68 : x
  2. Step 2: Convert to fraction form
    3,729.24/5,583.06 = 2,808.68/x
  3. Step 3: Cross multiply
    3,729.24x = 5,583.06 × 2,808.68
  4. Step 4: Simplify right side
    3,729.24x = 15,681,001.05
  5. Step 5: Solve for x
    x = 15,681,001.05/3,729.24
  6. Step 6: Final answer
    x = 4,204.88

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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.