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Finding the Fourth Proportional to 5,377.82, 8,067.13 and 1,482.19

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Solution

The fourth proportional to 5,377.82, 8,067.13 and 1,482.19 is: 2,223.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.82 : 8,067.13 = 1,482.19 : x
  2. Step 2: Convert to fraction form
    5,377.82/8,067.13 = 1,482.19/x
  3. Step 3: Cross multiply
    5,377.82x = 8,067.13 × 1,482.19
  4. Step 4: Simplify right side
    5,377.82x = 11,956,995.54
  5. Step 5: Solve for x
    x = 11,956,995.54/5,377.82
  6. Step 6: Final answer
    x = 2,223.39

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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.