Home / 3,281.25-4,915.67-2,542.14

Finding the Fourth Proportional to 3,281.25, 4,915.67 and 2,542.14

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Solution

The fourth proportional to 3,281.25, 4,915.67 and 2,542.14 is: 3,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.25 : 4,915.67 = 2,542.14 : x
  2. Step 2: Convert to fraction form
    3,281.25/4,915.67 = 2,542.14/x
  3. Step 3: Cross multiply
    3,281.25x = 4,915.67 × 2,542.14
  4. Step 4: Simplify right side
    3,281.25x = 12,496,308.62
  5. Step 5: Solve for x
    x = 12,496,308.62/3,281.25
  6. Step 6: Final answer
    x = 3,808.40

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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.