Home / 11,137.98-16,708.90-3,743.16

Finding the Fourth Proportional to 11,137.98, 16,708.90 and 3,743.16

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Solution

The fourth proportional to 11,137.98, 16,708.90 and 3,743.16 is: 5,615.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.98 : 16,708.90 = 3,743.16 : x
  2. Step 2: Convert to fraction form
    11,137.98/16,708.90 = 3,743.16/x
  3. Step 3: Cross multiply
    11,137.98x = 16,708.90 × 3,743.16
  4. Step 4: Simplify right side
    11,137.98x = 62,544,086.12
  5. Step 5: Solve for x
    x = 62,544,086.12/11,137.98
  6. Step 6: Final answer
    x = 5,615.39

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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.