Home / 3,546.44-4,894.12-1,974.57

Finding the Fourth Proportional to 3,546.44, 4,894.12 and 1,974.57

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Solution

The fourth proportional to 3,546.44, 4,894.12 and 1,974.57 is: 2,724.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.44 : 4,894.12 = 1,974.57 : x
  2. Step 2: Convert to fraction form
    3,546.44/4,894.12 = 1,974.57/x
  3. Step 3: Cross multiply
    3,546.44x = 4,894.12 × 1,974.57
  4. Step 4: Simplify right side
    3,546.44x = 9,663,782.53
  5. Step 5: Solve for x
    x = 9,663,782.53/3,546.44
  6. Step 6: Final answer
    x = 2,724.92

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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.