Home / 5,326.05-7,992.62-1,863.30

Finding the Fourth Proportional to 5,326.05, 7,992.62 and 1,863.30

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Solution

The fourth proportional to 5,326.05, 7,992.62 and 1,863.30 is: 2,796.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.05 : 7,992.62 = 1,863.30 : x
  2. Step 2: Convert to fraction form
    5,326.05/7,992.62 = 1,863.30/x
  3. Step 3: Cross multiply
    5,326.05x = 7,992.62 × 1,863.30
  4. Step 4: Simplify right side
    5,326.05x = 14,892,648.85
  5. Step 5: Solve for x
    x = 14,892,648.85/5,326.05
  6. Step 6: Final answer
    x = 2,796.19

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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.