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Finding the Fourth Proportional to 4,862.97, 7,294.89 and 3,768.56

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Solution

The fourth proportional to 4,862.97, 7,294.89 and 3,768.56 is: 5,653.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,862.97 : 7,294.89 = 3,768.56 : x
  2. Step 2: Convert to fraction form
    4,862.97/7,294.89 = 3,768.56/x
  3. Step 3: Cross multiply
    4,862.97x = 7,294.89 × 3,768.56
  4. Step 4: Simplify right side
    4,862.97x = 27,491,235.67
  5. Step 5: Solve for x
    x = 27,491,235.67/4,862.97
  6. Step 6: Final answer
    x = 5,653.18

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1.5x scale

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.