Home / 1,446.24-2,169.92-926.04

Finding the Fourth Proportional to 1,446.24, 2,169.92 and 926.04

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Solution

The fourth proportional to 1,446.24, 2,169.92 and 926.04 is: 1,389.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.24 : 2,169.92 = 926.04 : x
  2. Step 2: Convert to fraction form
    1,446.24/2,169.92 = 926.04/x
  3. Step 3: Cross multiply
    1,446.24x = 2,169.92 × 926.04
  4. Step 4: Simplify right side
    1,446.24x = 2,009,432.72
  5. Step 5: Solve for x
    x = 2,009,432.72/1,446.24
  6. Step 6: Final answer
    x = 1,389.42

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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.