Home / 3,762.82-5,192.40-2,922.58

Finding the Fourth Proportional to 3,762.82, 5,192.40 and 2,922.58

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Solution

The fourth proportional to 3,762.82, 5,192.40 and 2,922.58 is: 4,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762.82 : 5,192.40 = 2,922.58 : x
  2. Step 2: Convert to fraction form
    3,762.82/5,192.40 = 2,922.58/x
  3. Step 3: Cross multiply
    3,762.82x = 5,192.40 × 2,922.58
  4. Step 4: Simplify right side
    3,762.82x = 15,175,204.39
  5. Step 5: Solve for x
    x = 15,175,204.39/3,762.82
  6. Step 6: Final answer
    x = 4,032.93

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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.