Home / 11,093.22-15,311.25-6,380.22

Finding the Fourth Proportional to 11,093.22, 15,311.25 and 6,380.22

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Solution

The fourth proportional to 11,093.22, 15,311.25 and 6,380.22 is: 8,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,093.22 : 15,311.25 = 6,380.22 : x
  2. Step 2: Convert to fraction form
    11,093.22/15,311.25 = 6,380.22/x
  3. Step 3: Cross multiply
    11,093.22x = 15,311.25 × 6,380.22
  4. Step 4: Simplify right side
    11,093.22x = 97,689,143.48
  5. Step 5: Solve for x
    x = 97,689,143.48/11,093.22
  6. Step 6: Final answer
    x = 8,806.20

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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.