Home / 5,712.44-8,566.82-1,815.93

Finding the Fourth Proportional to 5,712.44, 8,566.82 and 1,815.93

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Solution

The fourth proportional to 5,712.44, 8,566.82 and 1,815.93 is: 2,723.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.44 : 8,566.82 = 1,815.93 : x
  2. Step 2: Convert to fraction form
    5,712.44/8,566.82 = 1,815.93/x
  3. Step 3: Cross multiply
    5,712.44x = 8,566.82 × 1,815.93
  4. Step 4: Simplify right side
    5,712.44x = 15,556,736.36
  5. Step 5: Solve for x
    x = 15,556,736.36/5,712.44
  6. Step 6: Final answer
    x = 2,723.31

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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.