Home / 11,508.26-17,262.23-3,188.21

Finding the Fourth Proportional to 11,508.26, 17,262.23 and 3,188.21

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Solution

The fourth proportional to 11,508.26, 17,262.23 and 3,188.21 is: 4,782.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,508.26 : 17,262.23 = 3,188.21 : x
  2. Step 2: Convert to fraction form
    11,508.26/17,262.23 = 3,188.21/x
  3. Step 3: Cross multiply
    11,508.26x = 17,262.23 × 3,188.21
  4. Step 4: Simplify right side
    11,508.26x = 55,035,512.06
  5. Step 5: Solve for x
    x = 55,035,512.06/11,508.26
  6. Step 6: Final answer
    x = 4,782.26

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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.