Home / 11,008.64-16,512.38-3,892.39

Finding the Fourth Proportional to 11,008.64, 16,512.38 and 3,892.39

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Solution

The fourth proportional to 11,008.64, 16,512.38 and 3,892.39 is: 5,838.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.64 : 16,512.38 = 3,892.39 : x
  2. Step 2: Convert to fraction form
    11,008.64/16,512.38 = 3,892.39/x
  3. Step 3: Cross multiply
    11,008.64x = 16,512.38 × 3,892.39
  4. Step 4: Simplify right side
    11,008.64x = 64,272,640.36
  5. Step 5: Solve for x
    x = 64,272,640.36/11,008.64
  6. Step 6: Final answer
    x = 5,838.38

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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.