Home / 5,195.05-7,795.99-1,908.17

Finding the Fourth Proportional to 5,195.05, 7,795.99 and 1,908.17

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Solution

The fourth proportional to 5,195.05, 7,795.99 and 1,908.17 is: 2,863.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.05 : 7,795.99 = 1,908.17 : x
  2. Step 2: Convert to fraction form
    5,195.05/7,795.99 = 1,908.17/x
  3. Step 3: Cross multiply
    5,195.05x = 7,795.99 × 1,908.17
  4. Step 4: Simplify right side
    5,195.05x = 14,876,064.70
  5. Step 5: Solve for x
    x = 14,876,064.70/5,195.05
  6. Step 6: Final answer
    x = 2,863.51

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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.