Home / 6,839.26-10,258.58-1,908.80

Finding the Fourth Proportional to 6,839.26, 10,258.58 and 1,908.80

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Solution

The fourth proportional to 6,839.26, 10,258.58 and 1,908.80 is: 2,863.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.26 : 10,258.58 = 1,908.80 : x
  2. Step 2: Convert to fraction form
    6,839.26/10,258.58 = 1,908.80/x
  3. Step 3: Cross multiply
    6,839.26x = 10,258.58 × 1,908.80
  4. Step 4: Simplify right side
    6,839.26x = 19,581,577.50
  5. Step 5: Solve for x
    x = 19,581,577.50/6,839.26
  6. Step 6: Final answer
    x = 2,863.11

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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.