Home / 2,288.45-3,426.60-1,823.11

Finding the Fourth Proportional to 2,288.45, 3,426.60 and 1,823.11

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Solution

The fourth proportional to 2,288.45, 3,426.60 and 1,823.11 is: 2,729.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.45 : 3,426.60 = 1,823.11 : x
  2. Step 2: Convert to fraction form
    2,288.45/3,426.60 = 1,823.11/x
  3. Step 3: Cross multiply
    2,288.45x = 3,426.60 × 1,823.11
  4. Step 4: Simplify right side
    2,288.45x = 6,247,067.00
  5. Step 5: Solve for x
    x = 6,247,067.00/2,288.45
  6. Step 6: Final answer
    x = 2,729.82

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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.