Home / 2,213.92-3,053.24-1,747.36

Finding the Fourth Proportional to 2,213.92, 3,053.24 and 1,747.36

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Solution

The fourth proportional to 2,213.92, 3,053.24 and 1,747.36 is: 2,409.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.92 : 3,053.24 = 1,747.36 : x
  2. Step 2: Convert to fraction form
    2,213.92/3,053.24 = 1,747.36/x
  3. Step 3: Cross multiply
    2,213.92x = 3,053.24 × 1,747.36
  4. Step 4: Simplify right side
    2,213.92x = 5,335,109.45
  5. Step 5: Solve for x
    x = 5,335,109.45/2,213.92
  6. Step 6: Final answer
    x = 2,409.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.