Home / 3,915.18-5,874.12-2,273.16

Finding the Fourth Proportional to 3,915.18, 5,874.12 and 2,273.16

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Solution

The fourth proportional to 3,915.18, 5,874.12 and 2,273.16 is: 3,410.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915.18 : 5,874.12 = 2,273.16 : x
  2. Step 2: Convert to fraction form
    3,915.18/5,874.12 = 2,273.16/x
  3. Step 3: Cross multiply
    3,915.18x = 5,874.12 × 2,273.16
  4. Step 4: Simplify right side
    3,915.18x = 13,352,814.62
  5. Step 5: Solve for x
    x = 13,352,814.62/3,915.18
  6. Step 6: Final answer
    x = 3,410.52

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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.