Home / 3,108.36-4,658.15-1,722.33

Finding the Fourth Proportional to 3,108.36, 4,658.15 and 1,722.33

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Solution

The fourth proportional to 3,108.36, 4,658.15 and 1,722.33 is: 2,581.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.36 : 4,658.15 = 1,722.33 : x
  2. Step 2: Convert to fraction form
    3,108.36/4,658.15 = 1,722.33/x
  3. Step 3: Cross multiply
    3,108.36x = 4,658.15 × 1,722.33
  4. Step 4: Simplify right side
    3,108.36x = 8,022,862.88
  5. Step 5: Solve for x
    x = 8,022,862.88/3,108.36
  6. Step 6: Final answer
    x = 2,581.06

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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.