Home / 5,512.39-8,268.86-2,225.07

Finding the Fourth Proportional to 5,512.39, 8,268.86 and 2,225.07

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Solution

The fourth proportional to 5,512.39, 8,268.86 and 2,225.07 is: 3,337.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.39 : 8,268.86 = 2,225.07 : x
  2. Step 2: Convert to fraction form
    5,512.39/8,268.86 = 2,225.07/x
  3. Step 3: Cross multiply
    5,512.39x = 8,268.86 × 2,225.07
  4. Step 4: Simplify right side
    5,512.39x = 18,398,801.87
  5. Step 5: Solve for x
    x = 18,398,801.87/5,512.39
  6. Step 6: Final answer
    x = 3,337.72

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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.