Home / 3,557.52-4,906.17-2,380.19

Finding the Fourth Proportional to 3,557.52, 4,906.17 and 2,380.19

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Solution

The fourth proportional to 3,557.52, 4,906.17 and 2,380.19 is: 3,282.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.52 : 4,906.17 = 2,380.19 : x
  2. Step 2: Convert to fraction form
    3,557.52/4,906.17 = 2,380.19/x
  3. Step 3: Cross multiply
    3,557.52x = 4,906.17 × 2,380.19
  4. Step 4: Simplify right side
    3,557.52x = 11,677,592.24
  5. Step 5: Solve for x
    x = 11,677,592.24/3,557.52
  6. Step 6: Final answer
    x = 3,282.51

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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.