Home / 4,874.16-7,308.36-1,792.56

Finding the Fourth Proportional to 4,874.16, 7,308.36 and 1,792.56

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Solution

The fourth proportional to 4,874.16, 7,308.36 and 1,792.56 is: 2,687.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,874.16 : 7,308.36 = 1,792.56 : x
  2. Step 2: Convert to fraction form
    4,874.16/7,308.36 = 1,792.56/x
  3. Step 3: Cross multiply
    4,874.16x = 7,308.36 × 1,792.56
  4. Step 4: Simplify right side
    4,874.16x = 13,100,673.80
  5. Step 5: Solve for x
    x = 13,100,673.80/4,874.16
  6. Step 6: Final answer
    x = 2,687.78

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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.