Home / 7,576.28-11,364.99-2,311.76

Finding the Fourth Proportional to 7,576.28, 11,364.99 and 2,311.76

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Solution

The fourth proportional to 7,576.28, 11,364.99 and 2,311.76 is: 3,467.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.28 : 11,364.99 = 2,311.76 : x
  2. Step 2: Convert to fraction form
    7,576.28/11,364.99 = 2,311.76/x
  3. Step 3: Cross multiply
    7,576.28x = 11,364.99 × 2,311.76
  4. Step 4: Simplify right side
    7,576.28x = 26,273,072.46
  5. Step 5: Solve for x
    x = 26,273,072.46/7,576.28
  6. Step 6: Final answer
    x = 3,467.81

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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.