Home / 11,521.44-17,279.19-3,202.20

Finding the Fourth Proportional to 11,521.44, 17,279.19 and 3,202.20

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Solution

The fourth proportional to 11,521.44, 17,279.19 and 3,202.20 is: 4,802.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521.44 : 17,279.19 = 3,202.20 : x
  2. Step 2: Convert to fraction form
    11,521.44/17,279.19 = 3,202.20/x
  3. Step 3: Cross multiply
    11,521.44x = 17,279.19 × 3,202.20
  4. Step 4: Simplify right side
    11,521.44x = 55,331,422.22
  5. Step 5: Solve for x
    x = 55,331,422.22/11,521.44
  6. Step 6: Final answer
    x = 4,802.47

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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.