Home / 10,997.73-16,475.33-6,839.40

Finding the Fourth Proportional to 10,997.73, 16,475.33 and 6,839.40

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Solution

The fourth proportional to 10,997.73, 16,475.33 and 6,839.40 is: 10,245.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,997.73 : 16,475.33 = 6,839.40 : x
  2. Step 2: Convert to fraction form
    10,997.73/16,475.33 = 6,839.40/x
  3. Step 3: Cross multiply
    10,997.73x = 16,475.33 × 6,839.40
  4. Step 4: Simplify right side
    10,997.73x = 112,681,337.81
  5. Step 5: Solve for x
    x = 112,681,337.81/10,997.73
  6. Step 6: Final answer
    x = 10,245.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.