Home / 2,960.39-4,441.67-1,317.17

Finding the Fourth Proportional to 2,960.39, 4,441.67 and 1,317.17

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Solution

The fourth proportional to 2,960.39, 4,441.67 and 1,317.17 is: 1,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.39 : 4,441.67 = 1,317.17 : x
  2. Step 2: Convert to fraction form
    2,960.39/4,441.67 = 1,317.17/x
  3. Step 3: Cross multiply
    2,960.39x = 4,441.67 × 1,317.17
  4. Step 4: Simplify right side
    2,960.39x = 5,850,434.47
  5. Step 5: Solve for x
    x = 5,850,434.47/2,960.39
  6. Step 6: Final answer
    x = 1,976.24

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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.