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Finding the Fourth Proportional to 4,879.13, 6,733.19 and 3,553.95

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Solution

The fourth proportional to 4,879.13, 6,733.19 and 3,553.95 is: 4,904.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.13 : 6,733.19 = 3,553.95 : x
  2. Step 2: Convert to fraction form
    4,879.13/6,733.19 = 3,553.95/x
  3. Step 3: Cross multiply
    4,879.13x = 6,733.19 × 3,553.95
  4. Step 4: Simplify right side
    4,879.13x = 23,929,454.73
  5. Step 5: Solve for x
    x = 23,929,454.73/4,879.13
  6. Step 6: Final answer
    x = 4,904.46

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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.