Home / 6,203.68-8,561.16-3,515.04

Finding the Fourth Proportional to 6,203.68, 8,561.16 and 3,515.04

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Solution

The fourth proportional to 6,203.68, 8,561.16 and 3,515.04 is: 4,850.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,203.68 : 8,561.16 = 3,515.04 : x
  2. Step 2: Convert to fraction form
    6,203.68/8,561.16 = 3,515.04/x
  3. Step 3: Cross multiply
    6,203.68x = 8,561.16 × 3,515.04
  4. Step 4: Simplify right side
    6,203.68x = 30,092,819.85
  5. Step 5: Solve for x
    x = 30,092,819.85/6,203.68
  6. Step 6: Final answer
    x = 4,850.80

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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.