Home / 10,253.26-15,379.35-3,327.22

Finding the Fourth Proportional to 10,253.26, 15,379.35 and 3,327.22

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Solution

The fourth proportional to 10,253.26, 15,379.35 and 3,327.22 is: 4,990.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,253.26 : 15,379.35 = 3,327.22 : x
  2. Step 2: Convert to fraction form
    10,253.26/15,379.35 = 3,327.22/x
  3. Step 3: Cross multiply
    10,253.26x = 15,379.35 × 3,327.22
  4. Step 4: Simplify right side
    10,253.26x = 51,170,480.91
  5. Step 5: Solve for x
    x = 51,170,480.91/10,253.26
  6. Step 6: Final answer
    x = 4,990.65

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1.5x scale

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.