Home / 2,042.90-3,059.48-1,717.28

Finding the Fourth Proportional to 2,042.90, 3,059.48 and 1,717.28

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Solution

The fourth proportional to 2,042.90, 3,059.48 and 1,717.28 is: 2,571.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.90 : 3,059.48 = 1,717.28 : x
  2. Step 2: Convert to fraction form
    2,042.90/3,059.48 = 1,717.28/x
  3. Step 3: Cross multiply
    2,042.90x = 3,059.48 × 1,717.28
  4. Step 4: Simplify right side
    2,042.90x = 5,253,972.81
  5. Step 5: Solve for x
    x = 5,253,972.81/2,042.90
  6. Step 6: Final answer
    x = 2,571.83

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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.