Home / 3,360.64-5,042.44-1,718.54

Finding the Fourth Proportional to 3,360.64, 5,042.44 and 1,718.54

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Solution

The fourth proportional to 3,360.64, 5,042.44 and 1,718.54 is: 2,578.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.64 : 5,042.44 = 1,718.54 : x
  2. Step 2: Convert to fraction form
    3,360.64/5,042.44 = 1,718.54/x
  3. Step 3: Cross multiply
    3,360.64x = 5,042.44 × 1,718.54
  4. Step 4: Simplify right side
    3,360.64x = 8,665,634.84
  5. Step 5: Solve for x
    x = 8,665,634.84/3,360.64
  6. Step 6: Final answer
    x = 2,578.57

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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.