Home / 11,072.67-16,611.81-3,677.16

Finding the Fourth Proportional to 11,072.67, 16,611.81 and 3,677.16

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Solution

The fourth proportional to 11,072.67, 16,611.81 and 3,677.16 is: 5,516.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072.67 : 16,611.81 = 3,677.16 : x
  2. Step 2: Convert to fraction form
    11,072.67/16,611.81 = 3,677.16/x
  3. Step 3: Cross multiply
    11,072.67x = 16,611.81 × 3,677.16
  4. Step 4: Simplify right side
    11,072.67x = 61,084,331.76
  5. Step 5: Solve for x
    x = 61,084,331.76/11,072.67
  6. Step 6: Final answer
    x = 5,516.68

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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.