Home / 3,744.26-5,610-2,099.78

Finding the Fourth Proportional to 3,744.26, 5,610 and 2,099.78

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Solution

The fourth proportional to 3,744.26, 5,610 and 2,099.78 is: 3,146.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.26 : 5,610 = 2,099.78 : x
  2. Step 2: Convert to fraction form
    3,744.26/5,610 = 2,099.78/x
  3. Step 3: Cross multiply
    3,744.26x = 5,610 × 2,099.78
  4. Step 4: Simplify right side
    3,744.26x = 11,779,765.80
  5. Step 5: Solve for x
    x = 11,779,765.80/3,744.26
  6. Step 6: Final answer
    x = 3,146.09

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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.