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Finding the Fourth Proportional to 4,941.67, 7,411.68 and 1,654.33

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Solution

The fourth proportional to 4,941.67, 7,411.68 and 1,654.33 is: 2,481.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.67 : 7,411.68 = 1,654.33 : x
  2. Step 2: Convert to fraction form
    4,941.67/7,411.68 = 1,654.33/x
  3. Step 3: Cross multiply
    4,941.67x = 7,411.68 × 1,654.33
  4. Step 4: Simplify right side
    4,941.67x = 12,261,364.57
  5. Step 5: Solve for x
    x = 12,261,364.57/4,941.67
  6. Step 6: Final answer
    x = 2,481.22

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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.