Home / 10,767.38-16,149.18-2,974.46

Finding the Fourth Proportional to 10,767.38, 16,149.18 and 2,974.46

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Solution

The fourth proportional to 10,767.38, 16,149.18 and 2,974.46 is: 4,461.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,767.38 : 16,149.18 = 2,974.46 : x
  2. Step 2: Convert to fraction form
    10,767.38/16,149.18 = 2,974.46/x
  3. Step 3: Cross multiply
    10,767.38x = 16,149.18 × 2,974.46
  4. Step 4: Simplify right side
    10,767.38x = 48,035,089.94
  5. Step 5: Solve for x
    x = 48,035,089.94/10,767.38
  6. Step 6: Final answer
    x = 4,461.17

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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.