Home / 2,325.11-3,488.48-864.68

Finding the Fourth Proportional to 2,325.11, 3,488.48 and 864.68

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Solution

The fourth proportional to 2,325.11, 3,488.48 and 864.68 is: 1,297.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.11 : 3,488.48 = 864.68 : x
  2. Step 2: Convert to fraction form
    2,325.11/3,488.48 = 864.68/x
  3. Step 3: Cross multiply
    2,325.11x = 3,488.48 × 864.68
  4. Step 4: Simplify right side
    2,325.11x = 3,016,414.56
  5. Step 5: Solve for x
    x = 3,016,414.56/2,325.11
  6. Step 6: Final answer
    x = 1,297.32

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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.