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Finding the Fourth Proportional to 9,396.95, 12,961.89 and 6,044.12

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Solution

The fourth proportional to 9,396.95, 12,961.89 and 6,044.12 is: 8,337.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,396.95 : 12,961.89 = 6,044.12 : x
  2. Step 2: Convert to fraction form
    9,396.95/12,961.89 = 6,044.12/x
  3. Step 3: Cross multiply
    9,396.95x = 12,961.89 × 6,044.12
  4. Step 4: Simplify right side
    9,396.95x = 78,343,218.59
  5. Step 5: Solve for x
    x = 78,343,218.59/9,396.95
  6. Step 6: Final answer
    x = 8,337.09

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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.