Home / 11,193.66-16,791.30-4,618.08

Finding the Fourth Proportional to 11,193.66, 16,791.30 and 4,618.08

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Solution

The fourth proportional to 11,193.66, 16,791.30 and 4,618.08 is: 6,927.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.66 : 16,791.30 = 4,618.08 : x
  2. Step 2: Convert to fraction form
    11,193.66/16,791.30 = 4,618.08/x
  3. Step 3: Cross multiply
    11,193.66x = 16,791.30 × 4,618.08
  4. Step 4: Simplify right side
    11,193.66x = 77,543,566.70
  5. Step 5: Solve for x
    x = 77,543,566.70/11,193.66
  6. Step 6: Final answer
    x = 6,927.45

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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.