Home / 7,134.87-10,696.95-2,201.61

Finding the Fourth Proportional to 7,134.87, 10,696.95 and 2,201.61

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Solution

The fourth proportional to 7,134.87, 10,696.95 and 2,201.61 is: 3,300.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.87 : 10,696.95 = 2,201.61 : x
  2. Step 2: Convert to fraction form
    7,134.87/10,696.95 = 2,201.61/x
  3. Step 3: Cross multiply
    7,134.87x = 10,696.95 × 2,201.61
  4. Step 4: Simplify right side
    7,134.87x = 23,550,512.09
  5. Step 5: Solve for x
    x = 23,550,512.09/7,134.87
  6. Step 6: Final answer
    x = 3,300.76

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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.