Home / 10,741.22-16,112.93-3,721.22

Finding the Fourth Proportional to 10,741.22, 16,112.93 and 3,721.22

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Solution

The fourth proportional to 10,741.22, 16,112.93 and 3,721.22 is: 5,582.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,741.22 : 16,112.93 = 3,721.22 : x
  2. Step 2: Convert to fraction form
    10,741.22/16,112.93 = 3,721.22/x
  3. Step 3: Cross multiply
    10,741.22x = 16,112.93 × 3,721.22
  4. Step 4: Simplify right side
    10,741.22x = 59,959,658.20
  5. Step 5: Solve for x
    x = 59,959,658.20/10,741.22
  6. Step 6: Final answer
    x = 5,582.20

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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.