Home / 3,479.22-5,187.79-3,092.85

Finding the Fourth Proportional to 3,479.22, 5,187.79 and 3,092.85

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Solution

The fourth proportional to 3,479.22, 5,187.79 and 3,092.85 is: 4,611.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.22 : 5,187.79 = 3,092.85 : x
  2. Step 2: Convert to fraction form
    3,479.22/5,187.79 = 3,092.85/x
  3. Step 3: Cross multiply
    3,479.22x = 5,187.79 × 3,092.85
  4. Step 4: Simplify right side
    3,479.22x = 16,045,030.36
  5. Step 5: Solve for x
    x = 16,045,030.36/3,479.22
  6. Step 6: Final answer
    x = 4,611.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.