Home / 7,694.31-11,544.66-3,689.67

Finding the Fourth Proportional to 7,694.31, 11,544.66 and 3,689.67

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Solution

The fourth proportional to 7,694.31, 11,544.66 and 3,689.67 is: 5,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,694.31 : 11,544.66 = 3,689.67 : x
  2. Step 2: Convert to fraction form
    7,694.31/11,544.66 = 3,689.67/x
  3. Step 3: Cross multiply
    7,694.31x = 11,544.66 × 3,689.67
  4. Step 4: Simplify right side
    7,694.31x = 42,595,985.66
  5. Step 5: Solve for x
    x = 42,595,985.66/7,694.31
  6. Step 6: Final answer
    x = 5,536.04

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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.