Home / 7,149.33-10,726.28-2,219.94

Finding the Fourth Proportional to 7,149.33, 10,726.28 and 2,219.94

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Solution

The fourth proportional to 7,149.33, 10,726.28 and 2,219.94 is: 3,330.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,149.33 : 10,726.28 = 2,219.94 : x
  2. Step 2: Convert to fraction form
    7,149.33/10,726.28 = 2,219.94/x
  3. Step 3: Cross multiply
    7,149.33x = 10,726.28 × 2,219.94
  4. Step 4: Simplify right side
    7,149.33x = 23,811,698.02
  5. Step 5: Solve for x
    x = 23,811,698.02/7,149.33
  6. Step 6: Final answer
    x = 3,330.62

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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.