Home / 6,838.29-9,436.84-3,694.48

Finding the Fourth Proportional to 6,838.29, 9,436.84 and 3,694.48

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Solution

The fourth proportional to 6,838.29, 9,436.84 and 3,694.48 is: 5,098.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.29 : 9,436.84 = 3,694.48 : x
  2. Step 2: Convert to fraction form
    6,838.29/9,436.84 = 3,694.48/x
  3. Step 3: Cross multiply
    6,838.29x = 9,436.84 × 3,694.48
  4. Step 4: Simplify right side
    6,838.29x = 34,864,169.46
  5. Step 5: Solve for x
    x = 34,864,169.46/6,838.29
  6. Step 6: Final answer
    x = 5,098.38

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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.