Home / 6,935.28-9,570.78-3,791.46

Finding the Fourth Proportional to 6,935.28, 9,570.78 and 3,791.46

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Solution

The fourth proportional to 6,935.28, 9,570.78 and 3,791.46 is: 5,232.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.28 : 9,570.78 = 3,791.46 : x
  2. Step 2: Convert to fraction form
    6,935.28/9,570.78 = 3,791.46/x
  3. Step 3: Cross multiply
    6,935.28x = 9,570.78 × 3,791.46
  4. Step 4: Simplify right side
    6,935.28x = 36,287,229.54
  5. Step 5: Solve for x
    x = 36,287,229.54/6,935.28
  6. Step 6: Final answer
    x = 5,232.27

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1.5x scale

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.