Home / 5,649.54-8,468.34-2,721.66

Finding the Fourth Proportional to 5,649.54, 8,468.34 and 2,721.66

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Solution

The fourth proportional to 5,649.54, 8,468.34 and 2,721.66 is: 4,079.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.54 : 8,468.34 = 2,721.66 : x
  2. Step 2: Convert to fraction form
    5,649.54/8,468.34 = 2,721.66/x
  3. Step 3: Cross multiply
    5,649.54x = 8,468.34 × 2,721.66
  4. Step 4: Simplify right side
    5,649.54x = 23,047,942.24
  5. Step 5: Solve for x
    x = 23,047,942.24/5,649.54
  6. Step 6: Final answer
    x = 4,079.61

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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.