Home / 11,116.07-16,676.08-3,721.28

Finding the Fourth Proportional to 11,116.07, 16,676.08 and 3,721.28

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Solution

The fourth proportional to 11,116.07, 16,676.08 and 3,721.28 is: 5,582.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,116.07 : 16,676.08 = 3,721.28 : x
  2. Step 2: Convert to fraction form
    11,116.07/16,676.08 = 3,721.28/x
  3. Step 3: Cross multiply
    11,116.07x = 16,676.08 × 3,721.28
  4. Step 4: Simplify right side
    11,116.07x = 62,056,270.30
  5. Step 5: Solve for x
    x = 62,056,270.30/11,116.07
  6. Step 6: Final answer
    x = 5,582.57

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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.