Home / 3,882.42-5,812.65-3,576.24

Finding the Fourth Proportional to 3,882.42, 5,812.65 and 3,576.24

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Solution

The fourth proportional to 3,882.42, 5,812.65 and 3,576.24 is: 5,354.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.42 : 5,812.65 = 3,576.24 : x
  2. Step 2: Convert to fraction form
    3,882.42/5,812.65 = 3,576.24/x
  3. Step 3: Cross multiply
    3,882.42x = 5,812.65 × 3,576.24
  4. Step 4: Simplify right side
    3,882.42x = 20,787,431.44
  5. Step 5: Solve for x
    x = 20,787,431.44/3,882.42
  6. Step 6: Final answer
    x = 5,354.25

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1.5x scale

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.