Home / 11,234.21-15,508.19-7,257.26

Finding the Fourth Proportional to 11,234.21, 15,508.19 and 7,257.26

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Solution

The fourth proportional to 11,234.21, 15,508.19 and 7,257.26 is: 10,018.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.21 : 15,508.19 = 7,257.26 : x
  2. Step 2: Convert to fraction form
    11,234.21/15,508.19 = 7,257.26/x
  3. Step 3: Cross multiply
    11,234.21x = 15,508.19 × 7,257.26
  4. Step 4: Simplify right side
    11,234.21x = 112,546,969.44
  5. Step 5: Solve for x
    x = 112,546,969.44/11,234.21
  6. Step 6: Final answer
    x = 10,018.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.