Home / 5,326.32-8,020.38-3,949.41

Finding the Fourth Proportional to 5,326.32, 8,020.38 and 3,949.41

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Solution

The fourth proportional to 5,326.32, 8,020.38 and 3,949.41 is: 5,947.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.32 : 8,020.38 = 3,949.41 : x
  2. Step 2: Convert to fraction form
    5,326.32/8,020.38 = 3,949.41/x
  3. Step 3: Cross multiply
    5,326.32x = 8,020.38 × 3,949.41
  4. Step 4: Simplify right side
    5,326.32x = 31,675,768.98
  5. Step 5: Solve for x
    x = 31,675,768.98/5,326.32
  6. Step 6: Final answer
    x = 5,947.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.