Home / 3,992.23-5,988.95-1,181.33

Finding the Fourth Proportional to 3,992.23, 5,988.95 and 1,181.33

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Solution

The fourth proportional to 3,992.23, 5,988.95 and 1,181.33 is: 1,772.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992.23 : 5,988.95 = 1,181.33 : x
  2. Step 2: Convert to fraction form
    3,992.23/5,988.95 = 1,181.33/x
  3. Step 3: Cross multiply
    3,992.23x = 5,988.95 × 1,181.33
  4. Step 4: Simplify right side
    3,992.23x = 7,074,894.88
  5. Step 5: Solve for x
    x = 7,074,894.88/3,992.23
  6. Step 6: Final answer
    x = 1,772.17

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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.