Home / 7,726.32-11,584.08-2,459.57

Finding the Fourth Proportional to 7,726.32, 11,584.08 and 2,459.57

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Solution

The fourth proportional to 7,726.32, 11,584.08 and 2,459.57 is: 3,687.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726.32 : 11,584.08 = 2,459.57 : x
  2. Step 2: Convert to fraction form
    7,726.32/11,584.08 = 2,459.57/x
  3. Step 3: Cross multiply
    7,726.32x = 11,584.08 × 2,459.57
  4. Step 4: Simplify right side
    7,726.32x = 28,491,797.73
  5. Step 5: Solve for x
    x = 28,491,797.73/7,726.32
  6. Step 6: Final answer
    x = 3,687.63

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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.