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Finding the Fourth Proportional to 2,608.92, 3,600.77 and 1,560.98

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Solution

The fourth proportional to 2,608.92, 3,600.77 and 1,560.98 is: 2,154.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608.92 : 3,600.77 = 1,560.98 : x
  2. Step 2: Convert to fraction form
    2,608.92/3,600.77 = 1,560.98/x
  3. Step 3: Cross multiply
    2,608.92x = 3,600.77 × 1,560.98
  4. Step 4: Simplify right side
    2,608.92x = 5,620,729.95
  5. Step 5: Solve for x
    x = 5,620,729.95/2,608.92
  6. Step 6: Final answer
    x = 2,154.43

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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.