Home / 6,868.09-10,302.25-2,188.14

Finding the Fourth Proportional to 6,868.09, 10,302.25 and 2,188.14

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Solution

The fourth proportional to 6,868.09, 10,302.25 and 2,188.14 is: 3,282.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868.09 : 10,302.25 = 2,188.14 : x
  2. Step 2: Convert to fraction form
    6,868.09/10,302.25 = 2,188.14/x
  3. Step 3: Cross multiply
    6,868.09x = 10,302.25 × 2,188.14
  4. Step 4: Simplify right side
    6,868.09x = 22,542,757.37
  5. Step 5: Solve for x
    x = 22,542,757.37/6,868.09
  6. Step 6: Final answer
    x = 3,282.24

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1.5x scale

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.