Home / 3,005.91-4,512.17-1,252.16

Finding the Fourth Proportional to 3,005.91, 4,512.17 and 1,252.16

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Solution

The fourth proportional to 3,005.91, 4,512.17 and 1,252.16 is: 1,879.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.91 : 4,512.17 = 1,252.16 : x
  2. Step 2: Convert to fraction form
    3,005.91/4,512.17 = 1,252.16/x
  3. Step 3: Cross multiply
    3,005.91x = 4,512.17 × 1,252.16
  4. Step 4: Simplify right side
    3,005.91x = 5,649,956.28
  5. Step 5: Solve for x
    x = 5,649,956.28/3,005.91
  6. Step 6: Final answer
    x = 1,879.62

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1.5x scale

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.