Home / 5,255.20-7,251.82-3,016.77

Finding the Fourth Proportional to 5,255.20, 7,251.82 and 3,016.77

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Solution

The fourth proportional to 5,255.20, 7,251.82 and 3,016.77 is: 4,162.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.20 : 7,251.82 = 3,016.77 : x
  2. Step 2: Convert to fraction form
    5,255.20/7,251.82 = 3,016.77/x
  3. Step 3: Cross multiply
    5,255.20x = 7,251.82 × 3,016.77
  4. Step 4: Simplify right side
    5,255.20x = 21,877,073.02
  5. Step 5: Solve for x
    x = 21,877,073.02/5,255.20
  6. Step 6: Final answer
    x = 4,162.94

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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.