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Finding the Fourth Proportional to 3,442.08, 4,750.20 and 1,950

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Solution

The fourth proportional to 3,442.08, 4,750.20 and 1,950 is: 2,691.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.08 : 4,750.20 = 1,950 : x
  2. Step 2: Convert to fraction form
    3,442.08/4,750.20 = 1,950/x
  3. Step 3: Cross multiply
    3,442.08x = 4,750.20 × 1,950
  4. Step 4: Simplify right side
    3,442.08x = 9,262,890
  5. Step 5: Solve for x
    x = 9,262,890/3,442.08
  6. Step 6: Final answer
    x = 2,691.07

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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.