Home / 7,723.46-11,584.39-2,176.66

Finding the Fourth Proportional to 7,723.46, 11,584.39 and 2,176.66

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Solution

The fourth proportional to 7,723.46, 11,584.39 and 2,176.66 is: 3,264.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.46 : 11,584.39 = 2,176.66 : x
  2. Step 2: Convert to fraction form
    7,723.46/11,584.39 = 2,176.66/x
  3. Step 3: Cross multiply
    7,723.46x = 11,584.39 × 2,176.66
  4. Step 4: Simplify right side
    7,723.46x = 25,215,278.34
  5. Step 5: Solve for x
    x = 25,215,278.34/7,723.46
  6. Step 6: Final answer
    x = 3,264.76

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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.