Home / 1,304.15-1,789.01-1,233.53

Finding the Fourth Proportional to 1,304.15, 1,789.01 and 1,233.53

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Solution

The fourth proportional to 1,304.15, 1,789.01 and 1,233.53 is: 1,692.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304.15 : 1,789.01 = 1,233.53 : x
  2. Step 2: Convert to fraction form
    1,304.15/1,789.01 = 1,233.53/x
  3. Step 3: Cross multiply
    1,304.15x = 1,789.01 × 1,233.53
  4. Step 4: Simplify right side
    1,304.15x = 2,206,794.42
  5. Step 5: Solve for x
    x = 2,206,794.42/1,304.15
  6. Step 6: Final answer
    x = 1,692.13

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.