Home / 4,195.13-6,293.43-1,422.09

Finding the Fourth Proportional to 4,195.13, 6,293.43 and 1,422.09

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Solution

The fourth proportional to 4,195.13, 6,293.43 and 1,422.09 is: 2,133.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,195.13 : 6,293.43 = 1,422.09 : x
  2. Step 2: Convert to fraction form
    4,195.13/6,293.43 = 1,422.09/x
  3. Step 3: Cross multiply
    4,195.13x = 6,293.43 × 1,422.09
  4. Step 4: Simplify right side
    4,195.13x = 8,949,823.87
  5. Step 5: Solve for x
    x = 8,949,823.87/4,195.13
  6. Step 6: Final answer
    x = 2,133.39

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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.