Home / 11,157.22-16,735.88-3,761.74

Finding the Fourth Proportional to 11,157.22, 16,735.88 and 3,761.74

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Solution

The fourth proportional to 11,157.22, 16,735.88 and 3,761.74 is: 5,642.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.22 : 16,735.88 = 3,761.74 : x
  2. Step 2: Convert to fraction form
    11,157.22/16,735.88 = 3,761.74/x
  3. Step 3: Cross multiply
    11,157.22x = 16,735.88 × 3,761.74
  4. Step 4: Simplify right side
    11,157.22x = 62,955,985.04
  5. Step 5: Solve for x
    x = 62,955,985.04/11,157.22
  6. Step 6: Final answer
    x = 5,642.63

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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.