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Finding the Fourth Proportional to 9,397.67, 12,961.31 and 6,040.83

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Solution

The fourth proportional to 9,397.67, 12,961.31 and 6,040.83 is: 8,331.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,397.67 : 12,961.31 = 6,040.83 : x
  2. Step 2: Convert to fraction form
    9,397.67/12,961.31 = 6,040.83/x
  3. Step 3: Cross multiply
    9,397.67x = 12,961.31 × 6,040.83
  4. Step 4: Simplify right side
    9,397.67x = 78,297,040.08
  5. Step 5: Solve for x
    x = 78,297,040.08/9,397.67
  6. Step 6: Final answer
    x = 8,331.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.