Home / 10,755.40-16,133.22-3,359.32

Finding the Fourth Proportional to 10,755.40, 16,133.22 and 3,359.32

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Solution

The fourth proportional to 10,755.40, 16,133.22 and 3,359.32 is: 5,039.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.40 : 16,133.22 = 3,359.32 : x
  2. Step 2: Convert to fraction form
    10,755.40/16,133.22 = 3,359.32/x
  3. Step 3: Cross multiply
    10,755.40x = 16,133.22 × 3,359.32
  4. Step 4: Simplify right side
    10,755.40x = 54,196,648.61
  5. Step 5: Solve for x
    x = 54,196,648.61/10,755.40
  6. Step 6: Final answer
    x = 5,039.02

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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.