Home / 3,808.22-5,705.80-2,556.47

Finding the Fourth Proportional to 3,808.22, 5,705.80 and 2,556.47

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Solution

The fourth proportional to 3,808.22, 5,705.80 and 2,556.47 is: 3,830.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.22 : 5,705.80 = 2,556.47 : x
  2. Step 2: Convert to fraction form
    3,808.22/5,705.80 = 2,556.47/x
  3. Step 3: Cross multiply
    3,808.22x = 5,705.80 × 2,556.47
  4. Step 4: Simplify right side
    3,808.22x = 14,586,706.53
  5. Step 5: Solve for x
    x = 14,586,706.53/3,808.22
  6. Step 6: Final answer
    x = 3,830.32

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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.