Home / 3,461.84-4,778.32-2,202.96

Finding the Fourth Proportional to 3,461.84, 4,778.32 and 2,202.96

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Solution

The fourth proportional to 3,461.84, 4,778.32 and 2,202.96 is: 3,040.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.84 : 4,778.32 = 2,202.96 : x
  2. Step 2: Convert to fraction form
    3,461.84/4,778.32 = 2,202.96/x
  3. Step 3: Cross multiply
    3,461.84x = 4,778.32 × 2,202.96
  4. Step 4: Simplify right side
    3,461.84x = 10,526,447.83
  5. Step 5: Solve for x
    x = 10,526,447.83/3,461.84
  6. Step 6: Final answer
    x = 3,040.71

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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.