Home / 3,380.73-5,067.63-1,300.17

Finding the Fourth Proportional to 3,380.73, 5,067.63 and 1,300.17

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Solution

The fourth proportional to 3,380.73, 5,067.63 and 1,300.17 is: 1,948.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.73 : 5,067.63 = 1,300.17 : x
  2. Step 2: Convert to fraction form
    3,380.73/5,067.63 = 1,300.17/x
  3. Step 3: Cross multiply
    3,380.73x = 5,067.63 × 1,300.17
  4. Step 4: Simplify right side
    3,380.73x = 6,588,780.50
  5. Step 5: Solve for x
    x = 6,588,780.50/3,380.73
  6. Step 6: Final answer
    x = 1,948.92

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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.