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Finding the Fourth Proportional to 11,797.38, 16,279.92 and 6,492.02

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Solution

The fourth proportional to 11,797.38, 16,279.92 and 6,492.02 is: 8,958.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,797.38 : 16,279.92 = 6,492.02 : x
  2. Step 2: Convert to fraction form
    11,797.38/16,279.92 = 6,492.02/x
  3. Step 3: Cross multiply
    11,797.38x = 16,279.92 × 6,492.02
  4. Step 4: Simplify right side
    11,797.38x = 105,689,484.84
  5. Step 5: Solve for x
    x = 105,689,484.84/11,797.38
  6. Step 6: Final answer
    x = 8,958.73

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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.