Home / 11,133.79-16,702.85-3,738.36

Finding the Fourth Proportional to 11,133.79, 16,702.85 and 3,738.36

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Solution

The fourth proportional to 11,133.79, 16,702.85 and 3,738.36 is: 5,608.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133.79 : 16,702.85 = 3,738.36 : x
  2. Step 2: Convert to fraction form
    11,133.79/16,702.85 = 3,738.36/x
  3. Step 3: Cross multiply
    11,133.79x = 16,702.85 × 3,738.36
  4. Step 4: Simplify right side
    11,133.79x = 62,441,266.33
  5. Step 5: Solve for x
    x = 62,441,266.33/11,133.79
  6. Step 6: Final answer
    x = 5,608.27

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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.