Home / 2,382.40-3,573.60-1,083.52

Finding the Fourth Proportional to 2,382.40, 3,573.60 and 1,083.52

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Solution

The fourth proportional to 2,382.40, 3,573.60 and 1,083.52 is: 1,625.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.40 : 3,573.60 = 1,083.52 : x
  2. Step 2: Convert to fraction form
    2,382.40/3,573.60 = 1,083.52/x
  3. Step 3: Cross multiply
    2,382.40x = 3,573.60 × 1,083.52
  4. Step 4: Simplify right side
    2,382.40x = 3,872,067.07
  5. Step 5: Solve for x
    x = 3,872,067.07/2,382.40
  6. Step 6: Final answer
    x = 1,625.28

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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.