Home / 3,947.06-5,447.03-2,552.24

Finding the Fourth Proportional to 3,947.06, 5,447.03 and 2,552.24

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Solution

The fourth proportional to 3,947.06, 5,447.03 and 2,552.24 is: 3,522.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947.06 : 5,447.03 = 2,552.24 : x
  2. Step 2: Convert to fraction form
    3,947.06/5,447.03 = 2,552.24/x
  3. Step 3: Cross multiply
    3,947.06x = 5,447.03 × 2,552.24
  4. Step 4: Simplify right side
    3,947.06x = 13,902,128.70
  5. Step 5: Solve for x
    x = 13,902,128.70/3,947.06
  6. Step 6: Final answer
    x = 3,522.15

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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.