Home / 11,850.20-16,353.18-6,545.38

Finding the Fourth Proportional to 11,850.20, 16,353.18 and 6,545.38

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Solution

The fourth proportional to 11,850.20, 16,353.18 and 6,545.38 is: 9,032.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,850.20 : 16,353.18 = 6,545.38 : x
  2. Step 2: Convert to fraction form
    11,850.20/16,353.18 = 6,545.38/x
  3. Step 3: Cross multiply
    11,850.20x = 16,353.18 × 6,545.38
  4. Step 4: Simplify right side
    11,850.20x = 107,037,777.31
  5. Step 5: Solve for x
    x = 107,037,777.31/11,850.20
  6. Step 6: Final answer
    x = 9,032.57

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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.