Home / 11,077.43-16,617.17-4,412.31

Finding the Fourth Proportional to 11,077.43, 16,617.17 and 4,412.31

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Solution

The fourth proportional to 11,077.43, 16,617.17 and 4,412.31 is: 6,618.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077.43 : 16,617.17 = 4,412.31 : x
  2. Step 2: Convert to fraction form
    11,077.43/16,617.17 = 4,412.31/x
  3. Step 3: Cross multiply
    11,077.43x = 16,617.17 × 4,412.31
  4. Step 4: Simplify right side
    11,077.43x = 73,320,105.36
  5. Step 5: Solve for x
    x = 73,320,105.36/11,077.43
  6. Step 6: Final answer
    x = 6,618.87

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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.