Home / 2,960.39-4,437.42-2,227.70

Finding the Fourth Proportional to 2,960.39, 4,437.42 and 2,227.70

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Solution

The fourth proportional to 2,960.39, 4,437.42 and 2,227.70 is: 3,339.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.39 : 4,437.42 = 2,227.70 : x
  2. Step 2: Convert to fraction form
    2,960.39/4,437.42 = 2,227.70/x
  3. Step 3: Cross multiply
    2,960.39x = 4,437.42 × 2,227.70
  4. Step 4: Simplify right side
    2,960.39x = 9,885,218.35
  5. Step 5: Solve for x
    x = 9,885,218.35/2,960.39
  6. Step 6: Final answer
    x = 3,339.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.