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Finding the Fourth Proportional to 9,349.48, 12,894.96 and 5,992.60

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Solution

The fourth proportional to 9,349.48, 12,894.96 and 5,992.60 is: 8,265.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,349.48 : 12,894.96 = 5,992.60 : x
  2. Step 2: Convert to fraction form
    9,349.48/12,894.96 = 5,992.60/x
  3. Step 3: Cross multiply
    9,349.48x = 12,894.96 × 5,992.60
  4. Step 4: Simplify right side
    9,349.48x = 77,274,337.30
  5. Step 5: Solve for x
    x = 77,274,337.30/9,349.48
  6. Step 6: Final answer
    x = 8,265.09

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Half scale
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Similar ratio
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1.5x scale

Why These Related Problems?

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