Home / 6,904.82-10,355.49-1,974.49

Finding the Fourth Proportional to 6,904.82, 10,355.49 and 1,974.49

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Solution

The fourth proportional to 6,904.82, 10,355.49 and 1,974.49 is: 2,961.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904.82 : 10,355.49 = 1,974.49 : x
  2. Step 2: Convert to fraction form
    6,904.82/10,355.49 = 1,974.49/x
  3. Step 3: Cross multiply
    6,904.82x = 10,355.49 × 1,974.49
  4. Step 4: Simplify right side
    6,904.82x = 20,446,759.67
  5. Step 5: Solve for x
    x = 20,446,759.67/6,904.82
  6. Step 6: Final answer
    x = 2,961.23

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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.