Home / 3,869.76-5,799.04-3,049.68

Finding the Fourth Proportional to 3,869.76, 5,799.04 and 3,049.68

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Solution

The fourth proportional to 3,869.76, 5,799.04 and 3,049.68 is: 4,570.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869.76 : 5,799.04 = 3,049.68 : x
  2. Step 2: Convert to fraction form
    3,869.76/5,799.04 = 3,049.68/x
  3. Step 3: Cross multiply
    3,869.76x = 5,799.04 × 3,049.68
  4. Step 4: Simplify right side
    3,869.76x = 17,685,216.31
  5. Step 5: Solve for x
    x = 17,685,216.31/3,869.76
  6. Step 6: Final answer
    x = 4,570.11

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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.