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Finding the Fourth Proportional to 6,560.55, 9,832.16 and 2,662.83

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Solution

The fourth proportional to 6,560.55, 9,832.16 and 2,662.83 is: 3,990.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,560.55 : 9,832.16 = 2,662.83 : x
  2. Step 2: Convert to fraction form
    6,560.55/9,832.16 = 2,662.83/x
  3. Step 3: Cross multiply
    6,560.55x = 9,832.16 × 2,662.83
  4. Step 4: Simplify right side
    6,560.55x = 26,181,357.30
  5. Step 5: Solve for x
    x = 26,181,357.30/6,560.55
  6. Step 6: Final answer
    x = 3,990.73

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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.