Home / 11,009.78-16,517.73-4,434.43

Finding the Fourth Proportional to 11,009.78, 16,517.73 and 4,434.43

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Solution

The fourth proportional to 11,009.78, 16,517.73 and 4,434.43 is: 6,652.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.78 : 16,517.73 = 4,434.43 : x
  2. Step 2: Convert to fraction form
    11,009.78/16,517.73 = 4,434.43/x
  3. Step 3: Cross multiply
    11,009.78x = 16,517.73 × 4,434.43
  4. Step 4: Simplify right side
    11,009.78x = 73,246,634.86
  5. Step 5: Solve for x
    x = 73,246,634.86/11,009.78
  6. Step 6: Final answer
    x = 6,652.87

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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.