Home / 5,910.21-8,155.77-3,672.04

Finding the Fourth Proportional to 5,910.21, 8,155.77 and 3,672.04

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Solution

The fourth proportional to 5,910.21, 8,155.77 and 3,672.04 is: 5,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.21 : 8,155.77 = 3,672.04 : x
  2. Step 2: Convert to fraction form
    5,910.21/8,155.77 = 3,672.04/x
  3. Step 3: Cross multiply
    5,910.21x = 8,155.77 × 3,672.04
  4. Step 4: Simplify right side
    5,910.21x = 29,948,313.67
  5. Step 5: Solve for x
    x = 29,948,313.67/5,910.21
  6. Step 6: Final answer
    x = 5,067.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.