Home / 7,576.55-11,366.66-2,578.88

Finding the Fourth Proportional to 7,576.55, 11,366.66 and 2,578.88

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Solution

The fourth proportional to 7,576.55, 11,366.66 and 2,578.88 is: 3,868.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.55 : 11,366.66 = 2,578.88 : x
  2. Step 2: Convert to fraction form
    7,576.55/11,366.66 = 2,578.88/x
  3. Step 3: Cross multiply
    7,576.55x = 11,366.66 × 2,578.88
  4. Step 4: Simplify right side
    7,576.55x = 29,313,182.41
  5. Step 5: Solve for x
    x = 29,313,182.41/7,576.55
  6. Step 6: Final answer
    x = 3,868.94

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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.