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Finding the Fourth Proportional to 4,752.73, 7,122.08 and 4,233.72

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Solution

The fourth proportional to 4,752.73, 7,122.08 and 4,233.72 is: 6,344.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.73 : 7,122.08 = 4,233.72 : x
  2. Step 2: Convert to fraction form
    4,752.73/7,122.08 = 4,233.72/x
  3. Step 3: Cross multiply
    4,752.73x = 7,122.08 × 4,233.72
  4. Step 4: Simplify right side
    4,752.73x = 30,152,906.02
  5. Step 5: Solve for x
    x = 30,152,906.02/4,752.73
  6. Step 6: Final answer
    x = 6,344.33

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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.