Home / 2,253.96-3,380.92-1,709.48

Finding the Fourth Proportional to 2,253.96, 3,380.92 and 1,709.48

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Solution

The fourth proportional to 2,253.96, 3,380.92 and 1,709.48 is: 2,564.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.96 : 3,380.92 = 1,709.48 : x
  2. Step 2: Convert to fraction form
    2,253.96/3,380.92 = 1,709.48/x
  3. Step 3: Cross multiply
    2,253.96x = 3,380.92 × 1,709.48
  4. Step 4: Simplify right side
    2,253.96x = 5,779,619.30
  5. Step 5: Solve for x
    x = 5,779,619.30/2,253.96
  6. Step 6: Final answer
    x = 2,564.21

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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.