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Finding the Fourth Proportional to 3,306.48, 4,955.13 and 1,454.82

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Solution

The fourth proportional to 3,306.48, 4,955.13 and 1,454.82 is: 2,180.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.48 : 4,955.13 = 1,454.82 : x
  2. Step 2: Convert to fraction form
    3,306.48/4,955.13 = 1,454.82/x
  3. Step 3: Cross multiply
    3,306.48x = 4,955.13 × 1,454.82
  4. Step 4: Simplify right side
    3,306.48x = 7,208,822.23
  5. Step 5: Solve for x
    x = 7,208,822.23/3,306.48
  6. Step 6: Final answer
    x = 2,180.21

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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.