Home / 5,929.88-8,890.56-2,231.82

Finding the Fourth Proportional to 5,929.88, 8,890.56 and 2,231.82

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Solution

The fourth proportional to 5,929.88, 8,890.56 and 2,231.82 is: 3,346.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.88 : 8,890.56 = 2,231.82 : x
  2. Step 2: Convert to fraction form
    5,929.88/8,890.56 = 2,231.82/x
  3. Step 3: Cross multiply
    5,929.88x = 8,890.56 × 2,231.82
  4. Step 4: Simplify right side
    5,929.88x = 19,842,129.62
  5. Step 5: Solve for x
    x = 19,842,129.62/5,929.88
  6. Step 6: Final answer
    x = 3,346.13

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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.