Home / 3,338.37-4,604.94-2,160.14

Finding the Fourth Proportional to 3,338.37, 4,604.94 and 2,160.14

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Solution

The fourth proportional to 3,338.37, 4,604.94 and 2,160.14 is: 2,979.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.37 : 4,604.94 = 2,160.14 : x
  2. Step 2: Convert to fraction form
    3,338.37/4,604.94 = 2,160.14/x
  3. Step 3: Cross multiply
    3,338.37x = 4,604.94 × 2,160.14
  4. Step 4: Simplify right side
    3,338.37x = 9,947,292.07
  5. Step 5: Solve for x
    x = 9,947,292.07/3,338.37
  6. Step 6: Final answer
    x = 2,979.69

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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.