Home / 6,121.14-9,186.32-2,836.53

Finding the Fourth Proportional to 6,121.14, 9,186.32 and 2,836.53

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Solution

The fourth proportional to 6,121.14, 9,186.32 and 2,836.53 is: 4,256.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.14 : 9,186.32 = 2,836.53 : x
  2. Step 2: Convert to fraction form
    6,121.14/9,186.32 = 2,836.53/x
  3. Step 3: Cross multiply
    6,121.14x = 9,186.32 × 2,836.53
  4. Step 4: Simplify right side
    6,121.14x = 26,057,258.09
  5. Step 5: Solve for x
    x = 26,057,258.09/6,121.14
  6. Step 6: Final answer
    x = 4,256.93

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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.