Home / 3,105.51-4,659.78-1,462.22

Finding the Fourth Proportional to 3,105.51, 4,659.78 and 1,462.22

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Solution

The fourth proportional to 3,105.51, 4,659.78 and 1,462.22 is: 2,194.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105.51 : 4,659.78 = 1,462.22 : x
  2. Step 2: Convert to fraction form
    3,105.51/4,659.78 = 1,462.22/x
  3. Step 3: Cross multiply
    3,105.51x = 4,659.78 × 1,462.22
  4. Step 4: Simplify right side
    3,105.51x = 6,813,623.51
  5. Step 5: Solve for x
    x = 6,813,623.51/3,105.51
  6. Step 6: Final answer
    x = 2,194.04

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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.