Home / 7,137.66-10,707.51-2,207.73

Finding the Fourth Proportional to 7,137.66, 10,707.51 and 2,207.73

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Solution

The fourth proportional to 7,137.66, 10,707.51 and 2,207.73 is: 3,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137.66 : 10,707.51 = 2,207.73 : x
  2. Step 2: Convert to fraction form
    7,137.66/10,707.51 = 2,207.73/x
  3. Step 3: Cross multiply
    7,137.66x = 10,707.51 × 2,207.73
  4. Step 4: Simplify right side
    7,137.66x = 23,639,291.05
  5. Step 5: Solve for x
    x = 23,639,291.05/7,137.66
  6. Step 6: Final answer
    x = 3,311.91

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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.