Home / 4,213.26-6,317.18-1,749.78

Finding the Fourth Proportional to 4,213.26, 6,317.18 and 1,749.78

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Solution

The fourth proportional to 4,213.26, 6,317.18 and 1,749.78 is: 2,623.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.26 : 6,317.18 = 1,749.78 : x
  2. Step 2: Convert to fraction form
    4,213.26/6,317.18 = 1,749.78/x
  3. Step 3: Cross multiply
    4,213.26x = 6,317.18 × 1,749.78
  4. Step 4: Simplify right side
    4,213.26x = 11,053,675.22
  5. Step 5: Solve for x
    x = 11,053,675.22/4,213.26
  6. Step 6: Final answer
    x = 2,623.54

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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.