Home / 1,801.14-2,703.52-1,281.73

Finding the Fourth Proportional to 1,801.14, 2,703.52 and 1,281.73

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Solution

The fourth proportional to 1,801.14, 2,703.52 and 1,281.73 is: 1,923.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801.14 : 2,703.52 = 1,281.73 : x
  2. Step 2: Convert to fraction form
    1,801.14/2,703.52 = 1,281.73/x
  3. Step 3: Cross multiply
    1,801.14x = 2,703.52 × 1,281.73
  4. Step 4: Simplify right side
    1,801.14x = 3,465,177.53
  5. Step 5: Solve for x
    x = 3,465,177.53/1,801.14
  6. Step 6: Final answer
    x = 1,923.88

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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.