Home / 3,044.78-4,201.70-1,718.47

Finding the Fourth Proportional to 3,044.78, 4,201.70 and 1,718.47

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Solution

The fourth proportional to 3,044.78, 4,201.70 and 1,718.47 is: 2,371.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,044.78 : 4,201.70 = 1,718.47 : x
  2. Step 2: Convert to fraction form
    3,044.78/4,201.70 = 1,718.47/x
  3. Step 3: Cross multiply
    3,044.78x = 4,201.70 × 1,718.47
  4. Step 4: Simplify right side
    3,044.78x = 7,220,495.40
  5. Step 5: Solve for x
    x = 7,220,495.40/3,044.78
  6. Step 6: Final answer
    x = 2,371.43

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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.