Home / 6,734.19-9,292.58-3,900.66

Finding the Fourth Proportional to 6,734.19, 9,292.58 and 3,900.66

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Solution

The fourth proportional to 6,734.19, 9,292.58 and 3,900.66 is: 5,382.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,734.19 : 9,292.58 = 3,900.66 : x
  2. Step 2: Convert to fraction form
    6,734.19/9,292.58 = 3,900.66/x
  3. Step 3: Cross multiply
    6,734.19x = 9,292.58 × 3,900.66
  4. Step 4: Simplify right side
    6,734.19x = 36,247,177.32
  5. Step 5: Solve for x
    x = 36,247,177.32/6,734.19
  6. Step 6: Final answer
    x = 5,382.56

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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.