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Finding the Fourth Proportional to 2,710.85, 4,067.00 and 1,150.94

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Solution

The fourth proportional to 2,710.85, 4,067.00 and 1,150.94 is: 1,726.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.85 : 4,067.00 = 1,150.94 : x
  2. Step 2: Convert to fraction form
    2,710.85/4,067.00 = 1,150.94/x
  3. Step 3: Cross multiply
    2,710.85x = 4,067.00 × 1,150.94
  4. Step 4: Simplify right side
    2,710.85x = 4,680,881.71
  5. Step 5: Solve for x
    x = 4,680,881.71/2,710.85
  6. Step 6: Final answer
    x = 1,726.72

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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.