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Finding the Fourth Proportional to 5,015.62, 6,922.83 and 3,339.82

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Solution

The fourth proportional to 5,015.62, 6,922.83 and 3,339.82 is: 4,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.62 : 6,922.83 = 3,339.82 : x
  2. Step 2: Convert to fraction form
    5,015.62/6,922.83 = 3,339.82/x
  3. Step 3: Cross multiply
    5,015.62x = 6,922.83 × 3,339.82
  4. Step 4: Simplify right side
    5,015.62x = 23,121,006.09
  5. Step 5: Solve for x
    x = 23,121,006.09/5,015.62
  6. Step 6: Final answer
    x = 4,609.80

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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.