Home / 7,717.14-11,576.25-3,820.50

Finding the Fourth Proportional to 7,717.14, 11,576.25 and 3,820.50

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Solution

The fourth proportional to 7,717.14, 11,576.25 and 3,820.50 is: 5,731.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.14 : 11,576.25 = 3,820.50 : x
  2. Step 2: Convert to fraction form
    7,717.14/11,576.25 = 3,820.50/x
  3. Step 3: Cross multiply
    7,717.14x = 11,576.25 × 3,820.50
  4. Step 4: Simplify right side
    7,717.14x = 44,227,063.13
  5. Step 5: Solve for x
    x = 44,227,063.13/7,717.14
  6. Step 6: Final answer
    x = 5,731.02

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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.