Home / 6,204.28-8,556.78-4,211.56

Finding the Fourth Proportional to 6,204.28, 8,556.78 and 4,211.56

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Solution

The fourth proportional to 6,204.28, 8,556.78 and 4,211.56 is: 5,808.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,204.28 : 8,556.78 = 4,211.56 : x
  2. Step 2: Convert to fraction form
    6,204.28/8,556.78 = 4,211.56/x
  3. Step 3: Cross multiply
    6,204.28x = 8,556.78 × 4,211.56
  4. Step 4: Simplify right side
    6,204.28x = 36,037,392.38
  5. Step 5: Solve for x
    x = 36,037,392.38/6,204.28
  6. Step 6: Final answer
    x = 5,808.47

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Half 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.