Home / 3,474.19-4,794.38-1,902.28

Finding the Fourth Proportional to 3,474.19, 4,794.38 and 1,902.28

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Solution

The fourth proportional to 3,474.19, 4,794.38 and 1,902.28 is: 2,625.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.19 : 4,794.38 = 1,902.28 : x
  2. Step 2: Convert to fraction form
    3,474.19/4,794.38 = 1,902.28/x
  3. Step 3: Cross multiply
    3,474.19x = 4,794.38 × 1,902.28
  4. Step 4: Simplify right side
    3,474.19x = 9,120,253.19
  5. Step 5: Solve for x
    x = 9,120,253.19/3,474.19
  6. Step 6: Final answer
    x = 2,625.15

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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.