Home / 6,204.28-8,561.88-3,409.72

Finding the Fourth Proportional to 6,204.28, 8,561.88 and 3,409.72

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Solution

The fourth proportional to 6,204.28, 8,561.88 and 3,409.72 is: 4,705.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,204.28 : 8,561.88 = 3,409.72 : x
  2. Step 2: Convert to fraction form
    6,204.28/8,561.88 = 3,409.72/x
  3. Step 3: Cross multiply
    6,204.28x = 8,561.88 × 3,409.72
  4. Step 4: Simplify right side
    6,204.28x = 29,193,613.47
  5. Step 5: Solve for x
    x = 29,193,613.47/6,204.28
  6. Step 6: Final answer
    x = 4,705.40

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Half scale
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Double scale
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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.