Home / 5,083.21-7,013.91-2,929.42

Finding the Fourth Proportional to 5,083.21, 7,013.91 and 2,929.42

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Solution

The fourth proportional to 5,083.21, 7,013.91 and 2,929.42 is: 4,042.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,083.21 : 7,013.91 = 2,929.42 : x
  2. Step 2: Convert to fraction form
    5,083.21/7,013.91 = 2,929.42/x
  3. Step 3: Cross multiply
    5,083.21x = 7,013.91 × 2,929.42
  4. Step 4: Simplify right side
    5,083.21x = 20,546,705.77
  5. Step 5: Solve for x
    x = 20,546,705.77/5,083.21
  6. Step 6: Final answer
    x = 4,042.07

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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.