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Finding the Fourth Proportional to 9,481.01, 13,078.53 and 6,652.62

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Solution

The fourth proportional to 9,481.01, 13,078.53 and 6,652.62 is: 9,176.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481.01 : 13,078.53 = 6,652.62 : x
  2. Step 2: Convert to fraction form
    9,481.01/13,078.53 = 6,652.62/x
  3. Step 3: Cross multiply
    9,481.01x = 13,078.53 × 6,652.62
  4. Step 4: Simplify right side
    9,481.01x = 87,006,490.25
  5. Step 5: Solve for x
    x = 87,006,490.25/9,481.01
  6. Step 6: Final answer
    x = 9,176.93

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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.