Home / 5,568.88-7,685.06-3,211.18

Finding the Fourth Proportional to 5,568.88, 7,685.06 and 3,211.18

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Solution

The fourth proportional to 5,568.88, 7,685.06 and 3,211.18 is: 4,431.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.88 : 7,685.06 = 3,211.18 : x
  2. Step 2: Convert to fraction form
    5,568.88/7,685.06 = 3,211.18/x
  3. Step 3: Cross multiply
    5,568.88x = 7,685.06 × 3,211.18
  4. Step 4: Simplify right side
    5,568.88x = 24,678,110.97
  5. Step 5: Solve for x
    x = 24,678,110.97/5,568.88
  6. Step 6: Final answer
    x = 4,431.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.