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Finding the Fourth Proportional to 6,659.84, 9,229.44 and 6,565.88

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Solution

The fourth proportional to 6,659.84, 9,229.44 and 6,565.88 is: 9,099.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.84 : 9,229.44 = 6,565.88 : x
  2. Step 2: Convert to fraction form
    6,659.84/9,229.44 = 6,565.88/x
  3. Step 3: Cross multiply
    6,659.84x = 9,229.44 × 6,565.88
  4. Step 4: Simplify right side
    6,659.84x = 60,599,362.68
  5. Step 5: Solve for x
    x = 60,599,362.68/6,659.84
  6. Step 6: Final answer
    x = 9,099.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.