Home / 7,580.22-11,349.33-3,874.47

Finding the Fourth Proportional to 7,580.22, 11,349.33 and 3,874.47

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Solution

The fourth proportional to 7,580.22, 11,349.33 and 3,874.47 is: 5,800.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.22 : 11,349.33 = 3,874.47 : x
  2. Step 2: Convert to fraction form
    7,580.22/11,349.33 = 3,874.47/x
  3. Step 3: Cross multiply
    7,580.22x = 11,349.33 × 3,874.47
  4. Step 4: Simplify right side
    7,580.22x = 43,972,638.61
  5. Step 5: Solve for x
    x = 43,972,638.61/7,580.22
  6. Step 6: Final answer
    x = 5,800.97

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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.