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Finding the Fourth Proportional to 2,913.39, 4,370.07 and 2,262.75

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Solution

The fourth proportional to 2,913.39, 4,370.07 and 2,262.75 is: 3,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913.39 : 4,370.07 = 2,262.75 : x
  2. Step 2: Convert to fraction form
    2,913.39/4,370.07 = 2,262.75/x
  3. Step 3: Cross multiply
    2,913.39x = 4,370.07 × 2,262.75
  4. Step 4: Simplify right side
    2,913.39x = 9,888,375.89
  5. Step 5: Solve for x
    x = 9,888,375.89/2,913.39
  6. Step 6: Final answer
    x = 3,394.11

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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.