Home / 6,743.15-9,305.67-3,758.66

Finding the Fourth Proportional to 6,743.15, 9,305.67 and 3,758.66

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Solution

The fourth proportional to 6,743.15, 9,305.67 and 3,758.66 is: 5,187.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.15 : 9,305.67 = 3,758.66 : x
  2. Step 2: Convert to fraction form
    6,743.15/9,305.67 = 3,758.66/x
  3. Step 3: Cross multiply
    6,743.15x = 9,305.67 × 3,758.66
  4. Step 4: Simplify right side
    6,743.15x = 34,976,872.87
  5. Step 5: Solve for x
    x = 34,976,872.87/6,743.15
  6. Step 6: Final answer
    x = 5,187.02

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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.