Home / 3,454.23-5,179.97-1,505.07

Finding the Fourth Proportional to 3,454.23, 5,179.97 and 1,505.07

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Solution

The fourth proportional to 3,454.23, 5,179.97 and 1,505.07 is: 2,257.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.23 : 5,179.97 = 1,505.07 : x
  2. Step 2: Convert to fraction form
    3,454.23/5,179.97 = 1,505.07/x
  3. Step 3: Cross multiply
    3,454.23x = 5,179.97 × 1,505.07
  4. Step 4: Simplify right side
    3,454.23x = 7,796,217.45
  5. Step 5: Solve for x
    x = 7,796,217.45/3,454.23
  6. Step 6: Final answer
    x = 2,257.01

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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.