Home / 3,719.36-5,575.44-1,771.04

Finding the Fourth Proportional to 3,719.36, 5,575.44 and 1,771.04

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Solution

The fourth proportional to 3,719.36, 5,575.44 and 1,771.04 is: 2,654.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.36 : 5,575.44 = 1,771.04 : x
  2. Step 2: Convert to fraction form
    3,719.36/5,575.44 = 1,771.04/x
  3. Step 3: Cross multiply
    3,719.36x = 5,575.44 × 1,771.04
  4. Step 4: Simplify right side
    3,719.36x = 9,874,327.26
  5. Step 5: Solve for x
    x = 9,874,327.26/3,719.36
  6. Step 6: Final answer
    x = 2,654.85

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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.