Home / 5,687.37-8,531.01-2,176.56

Finding the Fourth Proportional to 5,687.37, 8,531.01 and 2,176.56

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Solution

The fourth proportional to 5,687.37, 8,531.01 and 2,176.56 is: 3,264.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687.37 : 8,531.01 = 2,176.56 : x
  2. Step 2: Convert to fraction form
    5,687.37/8,531.01 = 2,176.56/x
  3. Step 3: Cross multiply
    5,687.37x = 8,531.01 × 2,176.56
  4. Step 4: Simplify right side
    5,687.37x = 18,568,255.13
  5. Step 5: Solve for x
    x = 18,568,255.13/5,687.37
  6. Step 6: Final answer
    x = 3,264.82

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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.