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Finding the Fourth Proportional to 3,377.53, 5,066.32 and 1,069.03

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Solution

The fourth proportional to 3,377.53, 5,066.32 and 1,069.03 is: 1,603.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.53 : 5,066.32 = 1,069.03 : x
  2. Step 2: Convert to fraction form
    3,377.53/5,066.32 = 1,069.03/x
  3. Step 3: Cross multiply
    3,377.53x = 5,066.32 × 1,069.03
  4. Step 4: Simplify right side
    3,377.53x = 5,416,053.73
  5. Step 5: Solve for x
    x = 5,416,053.73/3,377.53
  6. Step 6: Final answer
    x = 1,603.55

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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.