Home / 10,950.75-16,426.17-2,742.75

Finding the Fourth Proportional to 10,950.75, 16,426.17 and 2,742.75

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Solution

The fourth proportional to 10,950.75, 16,426.17 and 2,742.75 is: 4,114.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,950.75 : 16,426.17 = 2,742.75 : x
  2. Step 2: Convert to fraction form
    10,950.75/16,426.17 = 2,742.75/x
  3. Step 3: Cross multiply
    10,950.75x = 16,426.17 × 2,742.75
  4. Step 4: Simplify right side
    10,950.75x = 45,052,877.77
  5. Step 5: Solve for x
    x = 45,052,877.77/10,950.75
  6. Step 6: Final answer
    x = 4,114.14

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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.