Home / 5,501.75-8,255.04-2,221.25

Finding the Fourth Proportional to 5,501.75, 8,255.04 and 2,221.25

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Solution

The fourth proportional to 5,501.75, 8,255.04 and 2,221.25 is: 3,332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.75 : 8,255.04 = 2,221.25 : x
  2. Step 2: Convert to fraction form
    5,501.75/8,255.04 = 2,221.25/x
  3. Step 3: Cross multiply
    5,501.75x = 8,255.04 × 2,221.25
  4. Step 4: Simplify right side
    5,501.75x = 18,336,466.32
  5. Step 5: Solve for x
    x = 18,336,466.32/5,501.75
  6. Step 6: Final answer
    x = 3,332.85

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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.