Home / 11,135.22-16,702.81-4,561.41

Finding the Fourth Proportional to 11,135.22, 16,702.81 and 4,561.41

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Solution

The fourth proportional to 11,135.22, 16,702.81 and 4,561.41 is: 6,842.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.22 : 16,702.81 = 4,561.41 : x
  2. Step 2: Convert to fraction form
    11,135.22/16,702.81 = 4,561.41/x
  3. Step 3: Cross multiply
    11,135.22x = 16,702.81 × 4,561.41
  4. Step 4: Simplify right side
    11,135.22x = 76,188,341.76
  5. Step 5: Solve for x
    x = 76,188,341.76/11,135.22
  6. Step 6: Final answer
    x = 6,842.11

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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.