Home / 6,754.25-9,321.95-3,959.75

Finding the Fourth Proportional to 6,754.25, 9,321.95 and 3,959.75

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Solution

The fourth proportional to 6,754.25, 9,321.95 and 3,959.75 is: 5,465.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,754.25 : 9,321.95 = 3,959.75 : x
  2. Step 2: Convert to fraction form
    6,754.25/9,321.95 = 3,959.75/x
  3. Step 3: Cross multiply
    6,754.25x = 9,321.95 × 3,959.75
  4. Step 4: Simplify right side
    6,754.25x = 36,912,571.71
  5. Step 5: Solve for x
    x = 36,912,571.71/6,754.25
  6. Step 6: Final answer
    x = 5,465.09

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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.