Home / 3,195.72-4,790.94-1,348.26

Finding the Fourth Proportional to 3,195.72, 4,790.94 and 1,348.26

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Solution

The fourth proportional to 3,195.72, 4,790.94 and 1,348.26 is: 2,021.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.72 : 4,790.94 = 1,348.26 : x
  2. Step 2: Convert to fraction form
    3,195.72/4,790.94 = 1,348.26/x
  3. Step 3: Cross multiply
    3,195.72x = 4,790.94 × 1,348.26
  4. Step 4: Simplify right side
    3,195.72x = 6,459,432.76
  5. Step 5: Solve for x
    x = 6,459,432.76/3,195.72
  6. Step 6: Final answer
    x = 2,021.28

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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.