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Finding the Fourth Proportional to 5,473.62, 7,552.89 and 3,083.30

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Solution

The fourth proportional to 5,473.62, 7,552.89 and 3,083.30 is: 4,254.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473.62 : 7,552.89 = 3,083.30 : x
  2. Step 2: Convert to fraction form
    5,473.62/7,552.89 = 3,083.30/x
  3. Step 3: Cross multiply
    5,473.62x = 7,552.89 × 3,083.30
  4. Step 4: Simplify right side
    5,473.62x = 23,287,825.74
  5. Step 5: Solve for x
    x = 23,287,825.74/5,473.62
  6. Step 6: Final answer
    x = 4,254.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.