Home / 11,224.44-15,487.20-6,508.62

Finding the Fourth Proportional to 11,224.44, 15,487.20 and 6,508.62

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Solution

The fourth proportional to 11,224.44, 15,487.20 and 6,508.62 is: 8,980.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.44 : 15,487.20 = 6,508.62 : x
  2. Step 2: Convert to fraction form
    11,224.44/15,487.20 = 6,508.62/x
  3. Step 3: Cross multiply
    11,224.44x = 15,487.20 × 6,508.62
  4. Step 4: Simplify right side
    11,224.44x = 100,800,299.66
  5. Step 5: Solve for x
    x = 100,800,299.66/11,224.44
  6. Step 6: Final answer
    x = 8,980.43

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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.