Home / 3,562.80-4,906.20-2,442.60

Finding the Fourth Proportional to 3,562.80, 4,906.20 and 2,442.60

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Solution

The fourth proportional to 3,562.80, 4,906.20 and 2,442.60 is: 3,363.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.80 : 4,906.20 = 2,442.60 : x
  2. Step 2: Convert to fraction form
    3,562.80/4,906.20 = 2,442.60/x
  3. Step 3: Cross multiply
    3,562.80x = 4,906.20 × 2,442.60
  4. Step 4: Simplify right side
    3,562.80x = 11,983,884.12
  5. Step 5: Solve for x
    x = 11,983,884.12/3,562.80
  6. Step 6: Final answer
    x = 3,363.61

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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.