Home / 1,836.25-2,532.65-1,198.33

Finding the Fourth Proportional to 1,836.25, 2,532.65 and 1,198.33

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Solution

The fourth proportional to 1,836.25, 2,532.65 and 1,198.33 is: 1,652.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.25 : 2,532.65 = 1,198.33 : x
  2. Step 2: Convert to fraction form
    1,836.25/2,532.65 = 1,198.33/x
  3. Step 3: Cross multiply
    1,836.25x = 2,532.65 × 1,198.33
  4. Step 4: Simplify right side
    1,836.25x = 3,034,931.82
  5. Step 5: Solve for x
    x = 3,034,931.82/1,836.25
  6. Step 6: Final answer
    x = 1,652.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.