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Finding the Fourth Proportional to 5,232.72, 7,850.21 and 2,766.95

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Solution

The fourth proportional to 5,232.72, 7,850.21 and 2,766.95 is: 4,151.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.72 : 7,850.21 = 2,766.95 : x
  2. Step 2: Convert to fraction form
    5,232.72/7,850.21 = 2,766.95/x
  3. Step 3: Cross multiply
    5,232.72x = 7,850.21 × 2,766.95
  4. Step 4: Simplify right side
    5,232.72x = 21,721,085.47
  5. Step 5: Solve for x
    x = 21,721,085.47/5,232.72
  6. Step 6: Final answer
    x = 4,151.01

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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.