Home / 7,233.88-9,982.97-4,090

Finding the Fourth Proportional to 7,233.88, 9,982.97 and 4,090

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Solution

The fourth proportional to 7,233.88, 9,982.97 and 4,090 is: 5,644.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,233.88 : 9,982.97 = 4,090 : x
  2. Step 2: Convert to fraction form
    7,233.88/9,982.97 = 4,090/x
  3. Step 3: Cross multiply
    7,233.88x = 9,982.97 × 4,090
  4. Step 4: Simplify right side
    7,233.88x = 40,830,326.85
  5. Step 5: Solve for x
    x = 40,830,326.85/7,233.88
  6. Step 6: Final answer
    x = 5,644.32

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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.