Home / 11,100.80-16,636.76-4,519.28

Finding the Fourth Proportional to 11,100.80, 16,636.76 and 4,519.28

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Solution

The fourth proportional to 11,100.80, 16,636.76 and 4,519.28 is: 6,773.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.80 : 16,636.76 = 4,519.28 : x
  2. Step 2: Convert to fraction form
    11,100.80/16,636.76 = 4,519.28/x
  3. Step 3: Cross multiply
    11,100.80x = 16,636.76 × 4,519.28
  4. Step 4: Simplify right side
    11,100.80x = 75,186,154.14
  5. Step 5: Solve for x
    x = 75,186,154.14/11,100.80
  6. Step 6: Final answer
    x = 6,773.04

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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.