Home / 2,288.80-3,424.64-1,360.88

Finding the Fourth Proportional to 2,288.80, 3,424.64 and 1,360.88

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Solution

The fourth proportional to 2,288.80, 3,424.64 and 1,360.88 is: 2,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.80 : 3,424.64 = 1,360.88 : x
  2. Step 2: Convert to fraction form
    2,288.80/3,424.64 = 1,360.88/x
  3. Step 3: Cross multiply
    2,288.80x = 3,424.64 × 1,360.88
  4. Step 4: Simplify right side
    2,288.80x = 4,660,524.08
  5. Step 5: Solve for x
    x = 4,660,524.08/2,288.80
  6. Step 6: Final answer
    x = 2,036.23

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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.