Home / 3,451.58-5,174.43-1,371.10

Finding the Fourth Proportional to 3,451.58, 5,174.43 and 1,371.10

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Solution

The fourth proportional to 3,451.58, 5,174.43 and 1,371.10 is: 2,055.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.58 : 5,174.43 = 1,371.10 : x
  2. Step 2: Convert to fraction form
    3,451.58/5,174.43 = 1,371.10/x
  3. Step 3: Cross multiply
    3,451.58x = 5,174.43 × 1,371.10
  4. Step 4: Simplify right side
    3,451.58x = 7,094,660.97
  5. Step 5: Solve for x
    x = 7,094,660.97/3,451.58
  6. Step 6: Final answer
    x = 2,055.48

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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.