Home / 6,868.13-10,301.27-1,938.16

Finding the Fourth Proportional to 6,868.13, 10,301.27 and 1,938.16

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Solution

The fourth proportional to 6,868.13, 10,301.27 and 1,938.16 is: 2,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868.13 : 10,301.27 = 1,938.16 : x
  2. Step 2: Convert to fraction form
    6,868.13/10,301.27 = 1,938.16/x
  3. Step 3: Cross multiply
    6,868.13x = 10,301.27 × 1,938.16
  4. Step 4: Simplify right side
    6,868.13x = 19,965,504.62
  5. Step 5: Solve for x
    x = 19,965,504.62/6,868.13
  6. Step 6: Final answer
    x = 2,906.98

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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.