Home / 6,203.21-8,560.19-3,550.55

Finding the Fourth Proportional to 6,203.21, 8,560.19 and 3,550.55

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Solution

The fourth proportional to 6,203.21, 8,560.19 and 3,550.55 is: 4,899.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,203.21 : 8,560.19 = 3,550.55 : x
  2. Step 2: Convert to fraction form
    6,203.21/8,560.19 = 3,550.55/x
  3. Step 3: Cross multiply
    6,203.21x = 8,560.19 × 3,550.55
  4. Step 4: Simplify right side
    6,203.21x = 30,393,348.68
  5. Step 5: Solve for x
    x = 30,393,348.68/6,203.21
  6. Step 6: Final answer
    x = 4,899.62

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Half scale
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Double scale
Find fourth proportional to 6,204.21, 8,561.57 and 3,551.55
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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.