Home / 3,512.60-5,272.97-2,052.80

Finding the Fourth Proportional to 3,512.60, 5,272.97 and 2,052.80

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Solution

The fourth proportional to 3,512.60, 5,272.97 and 2,052.80 is: 3,081.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.60 : 5,272.97 = 2,052.80 : x
  2. Step 2: Convert to fraction form
    3,512.60/5,272.97 = 2,052.80/x
  3. Step 3: Cross multiply
    3,512.60x = 5,272.97 × 2,052.80
  4. Step 4: Simplify right side
    3,512.60x = 10,824,316.19
  5. Step 5: Solve for x
    x = 10,824,316.19/3,512.60
  6. Step 6: Final answer
    x = 3,081.57

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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.