Home / 5,540.82-7,642.94-3,652.58

Finding the Fourth Proportional to 5,540.82, 7,642.94 and 3,652.58

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Solution

The fourth proportional to 5,540.82, 7,642.94 and 3,652.58 is: 5,038.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.82 : 7,642.94 = 3,652.58 : x
  2. Step 2: Convert to fraction form
    5,540.82/7,642.94 = 3,652.58/x
  3. Step 3: Cross multiply
    5,540.82x = 7,642.94 × 3,652.58
  4. Step 4: Simplify right side
    5,540.82x = 27,916,393.31
  5. Step 5: Solve for x
    x = 27,916,393.31/5,540.82
  6. Step 6: Final answer
    x = 5,038.31

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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.