Home / 7,423.29-11,134.66-2,229.03

Finding the Fourth Proportional to 7,423.29, 11,134.66 and 2,229.03

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Solution

The fourth proportional to 7,423.29, 11,134.66 and 2,229.03 is: 3,343.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.29 : 11,134.66 = 2,229.03 : x
  2. Step 2: Convert to fraction form
    7,423.29/11,134.66 = 2,229.03/x
  3. Step 3: Cross multiply
    7,423.29x = 11,134.66 × 2,229.03
  4. Step 4: Simplify right side
    7,423.29x = 24,819,491.18
  5. Step 5: Solve for x
    x = 24,819,491.18/7,423.29
  6. Step 6: Final answer
    x = 3,343.46

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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.