Home / 3,418.47-4,717.49-1,846.56

Finding the Fourth Proportional to 3,418.47, 4,717.49 and 1,846.56

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Solution

The fourth proportional to 3,418.47, 4,717.49 and 1,846.56 is: 2,548.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.47 : 4,717.49 = 1,846.56 : x
  2. Step 2: Convert to fraction form
    3,418.47/4,717.49 = 1,846.56/x
  3. Step 3: Cross multiply
    3,418.47x = 4,717.49 × 1,846.56
  4. Step 4: Simplify right side
    3,418.47x = 8,711,140.13
  5. Step 5: Solve for x
    x = 8,711,140.13/3,418.47
  6. Step 6: Final answer
    x = 2,548.26

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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.