Home / 6,868.31-10,302.48-1,937.97

Finding the Fourth Proportional to 6,868.31, 10,302.48 and 1,937.97

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Solution

The fourth proportional to 6,868.31, 10,302.48 and 1,937.97 is: 2,906.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868.31 : 10,302.48 = 1,937.97 : x
  2. Step 2: Convert to fraction form
    6,868.31/10,302.48 = 1,937.97/x
  3. Step 3: Cross multiply
    6,868.31x = 10,302.48 × 1,937.97
  4. Step 4: Simplify right side
    6,868.31x = 19,965,897.17
  5. Step 5: Solve for x
    x = 19,965,897.17/6,868.31
  6. Step 6: Final answer
    x = 2,906.96

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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.