Home / 6,935.91-9,571.28-3,792.11

Finding the Fourth Proportional to 6,935.91, 9,571.28 and 3,792.11

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Solution

The fourth proportional to 6,935.91, 9,571.28 and 3,792.11 is: 5,232.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.91 : 9,571.28 = 3,792.11 : x
  2. Step 2: Convert to fraction form
    6,935.91/9,571.28 = 3,792.11/x
  3. Step 3: Cross multiply
    6,935.91x = 9,571.28 × 3,792.11
  4. Step 4: Simplify right side
    6,935.91x = 36,295,279.78
  5. Step 5: Solve for x
    x = 36,295,279.78/6,935.91
  6. Step 6: Final answer
    x = 5,232.95

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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.