Home / 8,841.90-13,259.97-3,911.43

Finding the Fourth Proportional to 8,841.90, 13,259.97 and 3,911.43

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Solution

The fourth proportional to 8,841.90, 13,259.97 and 3,911.43 is: 5,865.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,841.90 : 13,259.97 = 3,911.43 : x
  2. Step 2: Convert to fraction form
    8,841.90/13,259.97 = 3,911.43/x
  3. Step 3: Cross multiply
    8,841.90x = 13,259.97 × 3,911.43
  4. Step 4: Simplify right side
    8,841.90x = 51,865,444.46
  5. Step 5: Solve for x
    x = 51,865,444.46/8,841.90
  6. Step 6: Final answer
    x = 5,865.87

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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.