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Finding the Fourth Proportional to 7,608.55, 11,411.92 and 2,061.55

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Solution

The fourth proportional to 7,608.55, 11,411.92 and 2,061.55 is: 3,092.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,608.55 : 11,411.92 = 2,061.55 : x
  2. Step 2: Convert to fraction form
    7,608.55/11,411.92 = 2,061.55/x
  3. Step 3: Cross multiply
    7,608.55x = 11,411.92 × 2,061.55
  4. Step 4: Simplify right side
    7,608.55x = 23,526,243.68
  5. Step 5: Solve for x
    x = 23,526,243.68/7,608.55
  6. Step 6: Final answer
    x = 3,092.08

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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.