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Finding the Fourth Proportional to 6,652.72, 9,979.08 and 2,704.38

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Solution

The fourth proportional to 6,652.72, 9,979.08 and 2,704.38 is: 4,056.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.72 : 9,979.08 = 2,704.38 : x
  2. Step 2: Convert to fraction form
    6,652.72/9,979.08 = 2,704.38/x
  3. Step 3: Cross multiply
    6,652.72x = 9,979.08 × 2,704.38
  4. Step 4: Simplify right side
    6,652.72x = 26,987,224.37
  5. Step 5: Solve for x
    x = 26,987,224.37/6,652.72
  6. Step 6: Final answer
    x = 4,056.57

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.