Home / 3,008.92-4,149.48-2,175.16

Finding the Fourth Proportional to 3,008.92, 4,149.48 and 2,175.16

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Solution

The fourth proportional to 3,008.92, 4,149.48 and 2,175.16 is: 2,999.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.92 : 4,149.48 = 2,175.16 : x
  2. Step 2: Convert to fraction form
    3,008.92/4,149.48 = 2,175.16/x
  3. Step 3: Cross multiply
    3,008.92x = 4,149.48 × 2,175.16
  4. Step 4: Simplify right side
    3,008.92x = 9,025,782.92
  5. Step 5: Solve for x
    x = 9,025,782.92/3,008.92
  6. Step 6: Final answer
    x = 2,999.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.