Home / 5,239.22-7,230.28-3,001.82

Finding the Fourth Proportional to 5,239.22, 7,230.28 and 3,001.82

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Solution

The fourth proportional to 5,239.22, 7,230.28 and 3,001.82 is: 4,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.22 : 7,230.28 = 3,001.82 : x
  2. Step 2: Convert to fraction form
    5,239.22/7,230.28 = 3,001.82/x
  3. Step 3: Cross multiply
    5,239.22x = 7,230.28 × 3,001.82
  4. Step 4: Simplify right side
    5,239.22x = 21,703,999.11
  5. Step 5: Solve for x
    x = 21,703,999.11/5,239.22
  6. Step 6: Final answer
    x = 4,142.60

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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.