Home / 5,685.93-8,531.33-2,764.26

Finding the Fourth Proportional to 5,685.93, 8,531.33 and 2,764.26

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Solution

The fourth proportional to 5,685.93, 8,531.33 and 2,764.26 is: 4,147.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685.93 : 8,531.33 = 2,764.26 : x
  2. Step 2: Convert to fraction form
    5,685.93/8,531.33 = 2,764.26/x
  3. Step 3: Cross multiply
    5,685.93x = 8,531.33 × 2,764.26
  4. Step 4: Simplify right side
    5,685.93x = 23,582,800.44
  5. Step 5: Solve for x
    x = 23,582,800.44/5,685.93
  6. Step 6: Final answer
    x = 4,147.57

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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.