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Finding the Fourth Proportional to 6,657.93, 9,226.78 and 6,563.97

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Solution

The fourth proportional to 6,657.93, 9,226.78 and 6,563.97 is: 9,096.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,657.93 : 9,226.78 = 6,563.97 : x
  2. Step 2: Convert to fraction form
    6,657.93/9,226.78 = 6,563.97/x
  3. Step 3: Cross multiply
    6,657.93x = 9,226.78 × 6,563.97
  4. Step 4: Simplify right side
    6,657.93x = 60,564,307.12
  5. Step 5: Solve for x
    x = 60,564,307.12/6,657.93
  6. Step 6: Final answer
    x = 9,096.57

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Half scale
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Double scale
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Similar ratio
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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.