Home / 6,758.95-10,131.25-3,986.93

Finding the Fourth Proportional to 6,758.95, 10,131.25 and 3,986.93

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Solution

The fourth proportional to 6,758.95, 10,131.25 and 3,986.93 is: 5,976.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758.95 : 10,131.25 = 3,986.93 : x
  2. Step 2: Convert to fraction form
    6,758.95/10,131.25 = 3,986.93/x
  3. Step 3: Cross multiply
    6,758.95x = 10,131.25 × 3,986.93
  4. Step 4: Simplify right side
    6,758.95x = 40,392,584.56
  5. Step 5: Solve for x
    x = 40,392,584.56/6,758.95
  6. Step 6: Final answer
    x = 5,976.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.