Home / 6,913.40-9,540.52-3,769.56

Finding the Fourth Proportional to 6,913.40, 9,540.52 and 3,769.56

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Solution

The fourth proportional to 6,913.40, 9,540.52 and 3,769.56 is: 5,202.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.40 : 9,540.52 = 3,769.56 : x
  2. Step 2: Convert to fraction form
    6,913.40/9,540.52 = 3,769.56/x
  3. Step 3: Cross multiply
    6,913.40x = 9,540.52 × 3,769.56
  4. Step 4: Simplify right side
    6,913.40x = 35,963,553.15
  5. Step 5: Solve for x
    x = 35,963,553.15/6,913.40
  6. Step 6: Final answer
    x = 5,202.01

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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.