Home / 3,988.41-5,507.24-3,568.02

Finding the Fourth Proportional to 3,988.41, 5,507.24 and 3,568.02

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Solution

The fourth proportional to 3,988.41, 5,507.24 and 3,568.02 is: 4,926.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,988.41 : 5,507.24 = 3,568.02 : x
  2. Step 2: Convert to fraction form
    3,988.41/5,507.24 = 3,568.02/x
  3. Step 3: Cross multiply
    3,988.41x = 5,507.24 × 3,568.02
  4. Step 4: Simplify right side
    3,988.41x = 19,649,924.62
  5. Step 5: Solve for x
    x = 19,649,924.62/3,988.41
  6. Step 6: Final answer
    x = 4,926.76

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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.