Home / 6,928.38-10,392.57-5,371.56

Finding the Fourth Proportional to 6,928.38, 10,392.57 and 5,371.56

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Solution

The fourth proportional to 6,928.38, 10,392.57 and 5,371.56 is: 8,057.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928.38 : 10,392.57 = 5,371.56 : x
  2. Step 2: Convert to fraction form
    6,928.38/10,392.57 = 5,371.56/x
  3. Step 3: Cross multiply
    6,928.38x = 10,392.57 × 5,371.56
  4. Step 4: Simplify right side
    6,928.38x = 55,824,313.31
  5. Step 5: Solve for x
    x = 55,824,313.31/6,928.38
  6. Step 6: Final answer
    x = 8,057.34

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1.5x scale

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.