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Finding the Fourth Proportional to 1,950.59, 2,691.06 and 1,203.25

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Solution

The fourth proportional to 1,950.59, 2,691.06 and 1,203.25 is: 1,660.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.59 : 2,691.06 = 1,203.25 : x
  2. Step 2: Convert to fraction form
    1,950.59/2,691.06 = 1,203.25/x
  3. Step 3: Cross multiply
    1,950.59x = 2,691.06 × 1,203.25
  4. Step 4: Simplify right side
    1,950.59x = 3,238,021.31
  5. Step 5: Solve for x
    x = 3,238,021.31/1,950.59
  6. Step 6: Final answer
    x = 1,660.02

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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.