Home / 7,166.16-10,743.14-2,721.34

Finding the Fourth Proportional to 7,166.16, 10,743.14 and 2,721.34

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Solution

The fourth proportional to 7,166.16, 10,743.14 and 2,721.34 is: 4,079.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.16 : 10,743.14 = 2,721.34 : x
  2. Step 2: Convert to fraction form
    7,166.16/10,743.14 = 2,721.34/x
  3. Step 3: Cross multiply
    7,166.16x = 10,743.14 × 2,721.34
  4. Step 4: Simplify right side
    7,166.16x = 29,235,736.61
  5. Step 5: Solve for x
    x = 29,235,736.61/7,166.16
  6. Step 6: Final answer
    x = 4,079.69

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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.