Home / 9,441.38-14,162.79-2,868.11

Finding the Fourth Proportional to 9,441.38, 14,162.79 and 2,868.11

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Solution

The fourth proportional to 9,441.38, 14,162.79 and 2,868.11 is: 4,302.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,441.38 : 14,162.79 = 2,868.11 : x
  2. Step 2: Convert to fraction form
    9,441.38/14,162.79 = 2,868.11/x
  3. Step 3: Cross multiply
    9,441.38x = 14,162.79 × 2,868.11
  4. Step 4: Simplify right side
    9,441.38x = 40,620,439.63
  5. Step 5: Solve for x
    x = 40,620,439.63/9,441.38
  6. Step 6: Final answer
    x = 4,302.38

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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.