Home / 7,438.26-11,159.17-2,173.36

Finding the Fourth Proportional to 7,438.26, 11,159.17 and 2,173.36

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Solution

The fourth proportional to 7,438.26, 11,159.17 and 2,173.36 is: 3,260.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.26 : 11,159.17 = 2,173.36 : x
  2. Step 2: Convert to fraction form
    7,438.26/11,159.17 = 2,173.36/x
  3. Step 3: Cross multiply
    7,438.26x = 11,159.17 × 2,173.36
  4. Step 4: Simplify right side
    7,438.26x = 24,252,849.92
  5. Step 5: Solve for x
    x = 24,252,849.92/7,438.26
  6. Step 6: Final answer
    x = 3,260.56

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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.