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Finding the Fourth Proportional to 4,402.66, 6,603.88 and 1,480.97

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Solution

The fourth proportional to 4,402.66, 6,603.88 and 1,480.97 is: 2,221.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,402.66 : 6,603.88 = 1,480.97 : x
  2. Step 2: Convert to fraction form
    4,402.66/6,603.88 = 1,480.97/x
  3. Step 3: Cross multiply
    4,402.66x = 6,603.88 × 1,480.97
  4. Step 4: Simplify right side
    4,402.66x = 9,780,148.16
  5. Step 5: Solve for x
    x = 9,780,148.16/4,402.66
  6. Step 6: Final answer
    x = 2,221.42

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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.