Home / 6,754.45-9,319.49-3,959.41

Finding the Fourth Proportional to 6,754.45, 9,319.49 and 3,959.41

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Solution

The fourth proportional to 6,754.45, 9,319.49 and 3,959.41 is: 5,463.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,754.45 : 9,319.49 = 3,959.41 : x
  2. Step 2: Convert to fraction form
    6,754.45/9,319.49 = 3,959.41/x
  3. Step 3: Cross multiply
    6,754.45x = 9,319.49 × 3,959.41
  4. Step 4: Simplify right side
    6,754.45x = 36,899,645.20
  5. Step 5: Solve for x
    x = 36,899,645.20/6,754.45
  6. Step 6: Final answer
    x = 5,463.02

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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.