Home / 2,213.35-3,312.43-1,747.19

Finding the Fourth Proportional to 2,213.35, 3,312.43 and 1,747.19

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Solution

The fourth proportional to 2,213.35, 3,312.43 and 1,747.19 is: 2,614.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.35 : 3,312.43 = 1,747.19 : x
  2. Step 2: Convert to fraction form
    2,213.35/3,312.43 = 1,747.19/x
  3. Step 3: Cross multiply
    2,213.35x = 3,312.43 × 1,747.19
  4. Step 4: Simplify right side
    2,213.35x = 5,787,448.48
  5. Step 5: Solve for x
    x = 5,787,448.48/2,213.35
  6. Step 6: Final answer
    x = 2,614.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.