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Finding the Fourth Proportional to 5,659.56, 8,485.02 and 2,734.92

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Solution

The fourth proportional to 5,659.56, 8,485.02 and 2,734.92 is: 4,100.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659.56 : 8,485.02 = 2,734.92 : x
  2. Step 2: Convert to fraction form
    5,659.56/8,485.02 = 2,734.92/x
  3. Step 3: Cross multiply
    5,659.56x = 8,485.02 × 2,734.92
  4. Step 4: Simplify right side
    5,659.56x = 23,205,850.90
  5. Step 5: Solve for x
    x = 23,205,850.90/5,659.56
  6. Step 6: Final answer
    x = 4,100.29

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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.