Home / 3,133.74-4,705.26-1,749.78

Finding the Fourth Proportional to 3,133.74, 4,705.26 and 1,749.78

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Solution

The fourth proportional to 3,133.74, 4,705.26 and 1,749.78 is: 2,627.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.74 : 4,705.26 = 1,749.78 : x
  2. Step 2: Convert to fraction form
    3,133.74/4,705.26 = 1,749.78/x
  3. Step 3: Cross multiply
    3,133.74x = 4,705.26 × 1,749.78
  4. Step 4: Simplify right side
    3,133.74x = 8,233,169.84
  5. Step 5: Solve for x
    x = 8,233,169.84/3,133.74
  6. Step 6: Final answer
    x = 2,627.27

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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.