Home / 5,909.36-8,865.08-2,214.08

Finding the Fourth Proportional to 5,909.36, 8,865.08 and 2,214.08

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Solution

The fourth proportional to 5,909.36, 8,865.08 and 2,214.08 is: 3,321.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.36 : 8,865.08 = 2,214.08 : x
  2. Step 2: Convert to fraction form
    5,909.36/8,865.08 = 2,214.08/x
  3. Step 3: Cross multiply
    5,909.36x = 8,865.08 × 2,214.08
  4. Step 4: Simplify right side
    5,909.36x = 19,627,996.33
  5. Step 5: Solve for x
    x = 19,627,996.33/5,909.36
  6. Step 6: Final answer
    x = 3,321.51

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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.