Home / 4,108.61-6,170.30-3,778.95

Finding the Fourth Proportional to 4,108.61, 6,170.30 and 3,778.95

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Solution

The fourth proportional to 4,108.61, 6,170.30 and 3,778.95 is: 5,675.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.61 : 6,170.30 = 3,778.95 : x
  2. Step 2: Convert to fraction form
    4,108.61/6,170.30 = 3,778.95/x
  3. Step 3: Cross multiply
    4,108.61x = 6,170.30 × 3,778.95
  4. Step 4: Simplify right side
    4,108.61x = 23,317,255.19
  5. Step 5: Solve for x
    x = 23,317,255.19/4,108.61
  6. Step 6: Final answer
    x = 5,675.22

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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.