Home / 5,255.92-7,251.72-3,017.68

Finding the Fourth Proportional to 5,255.92, 7,251.72 and 3,017.68

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Solution

The fourth proportional to 5,255.92, 7,251.72 and 3,017.68 is: 4,163.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.92 : 7,251.72 = 3,017.68 : x
  2. Step 2: Convert to fraction form
    5,255.92/7,251.72 = 3,017.68/x
  3. Step 3: Cross multiply
    5,255.92x = 7,251.72 × 3,017.68
  4. Step 4: Simplify right side
    5,255.92x = 21,883,370.41
  5. Step 5: Solve for x
    x = 21,883,370.41/5,255.92
  6. Step 6: Final answer
    x = 4,163.57

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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.