Home / 10,213.03-15,320.99-3,637.27

Finding the Fourth Proportional to 10,213.03, 15,320.99 and 3,637.27

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Solution

The fourth proportional to 10,213.03, 15,320.99 and 3,637.27 is: 5,456.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,213.03 : 15,320.99 = 3,637.27 : x
  2. Step 2: Convert to fraction form
    10,213.03/15,320.99 = 3,637.27/x
  3. Step 3: Cross multiply
    10,213.03x = 15,320.99 × 3,637.27
  4. Step 4: Simplify right side
    10,213.03x = 55,726,559.11
  5. Step 5: Solve for x
    x = 55,726,559.11/10,213.03
  6. Step 6: Final answer
    x = 5,456.42

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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.