Home / 3,194.16-4,791.60-1,003.20

Finding the Fourth Proportional to 3,194.16, 4,791.60 and 1,003.20

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Solution

The fourth proportional to 3,194.16, 4,791.60 and 1,003.20 is: 1,504.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.16 : 4,791.60 = 1,003.20 : x
  2. Step 2: Convert to fraction form
    3,194.16/4,791.60 = 1,003.20/x
  3. Step 3: Cross multiply
    3,194.16x = 4,791.60 × 1,003.20
  4. Step 4: Simplify right side
    3,194.16x = 4,806,933.12
  5. Step 5: Solve for x
    x = 4,806,933.12/3,194.16
  6. Step 6: Final answer
    x = 1,504.91

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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.