Home / 5,052.57-7,576.42-2,860.71

Finding the Fourth Proportional to 5,052.57, 7,576.42 and 2,860.71

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Solution

The fourth proportional to 5,052.57, 7,576.42 and 2,860.71 is: 4,289.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052.57 : 7,576.42 = 2,860.71 : x
  2. Step 2: Convert to fraction form
    5,052.57/7,576.42 = 2,860.71/x
  3. Step 3: Cross multiply
    5,052.57x = 7,576.42 × 2,860.71
  4. Step 4: Simplify right side
    5,052.57x = 21,673,940.46
  5. Step 5: Solve for x
    x = 21,673,940.46/5,052.57
  6. Step 6: Final answer
    x = 4,289.69

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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.