Home / 6,914-9,541.36-3,770.12

Finding the Fourth Proportional to 6,914, 9,541.36 and 3,770.12

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Solution

The fourth proportional to 6,914, 9,541.36 and 3,770.12 is: 5,202.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914 : 9,541.36 = 3,770.12 : x
  2. Step 2: Convert to fraction form
    6,914/9,541.36 = 3,770.12/x
  3. Step 3: Cross multiply
    6,914x = 9,541.36 × 3,770.12
  4. Step 4: Simplify right side
    6,914x = 35,972,072.16
  5. Step 5: Solve for x
    x = 35,972,072.16/6,914
  6. Step 6: Final answer
    x = 5,202.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.