Home / 11,093.45-15,309.05-6,380.46

Finding the Fourth Proportional to 11,093.45, 15,309.05 and 6,380.46

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Solution

The fourth proportional to 11,093.45, 15,309.05 and 6,380.46 is: 8,805.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,093.45 : 15,309.05 = 6,380.46 : x
  2. Step 2: Convert to fraction form
    11,093.45/15,309.05 = 6,380.46/x
  3. Step 3: Cross multiply
    11,093.45x = 15,309.05 × 6,380.46
  4. Step 4: Simplify right side
    11,093.45x = 97,678,749.26
  5. Step 5: Solve for x
    x = 97,678,749.26/11,093.45
  6. Step 6: Final answer
    x = 8,805.09

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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.