Home / 3,512.30-4,847.93-2,185.22

Finding the Fourth Proportional to 3,512.30, 4,847.93 and 2,185.22

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Solution

The fourth proportional to 3,512.30, 4,847.93 and 2,185.22 is: 3,016.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.30 : 4,847.93 = 2,185.22 : x
  2. Step 2: Convert to fraction form
    3,512.30/4,847.93 = 2,185.22/x
  3. Step 3: Cross multiply
    3,512.30x = 4,847.93 × 2,185.22
  4. Step 4: Simplify right side
    3,512.30x = 10,593,758.43
  5. Step 5: Solve for x
    x = 10,593,758.43/3,512.30
  6. Step 6: Final answer
    x = 3,016.19

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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.