Home / 11,133.26-16,677.21-5,272.10

Finding the Fourth Proportional to 11,133.26, 16,677.21 and 5,272.10

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Solution

The fourth proportional to 11,133.26, 16,677.21 and 5,272.10 is: 7,897.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133.26 : 16,677.21 = 5,272.10 : x
  2. Step 2: Convert to fraction form
    11,133.26/16,677.21 = 5,272.10/x
  3. Step 3: Cross multiply
    11,133.26x = 16,677.21 × 5,272.10
  4. Step 4: Simplify right side
    11,133.26x = 87,923,918.84
  5. Step 5: Solve for x
    x = 87,923,918.84/11,133.26
  6. Step 6: Final answer
    x = 7,897.41

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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.