Home / 2,960.88-4,087.70-1,967.52

Finding the Fourth Proportional to 2,960.88, 4,087.70 and 1,967.52

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Solution

The fourth proportional to 2,960.88, 4,087.70 and 1,967.52 is: 2,716.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.88 : 4,087.70 = 1,967.52 : x
  2. Step 2: Convert to fraction form
    2,960.88/4,087.70 = 1,967.52/x
  3. Step 3: Cross multiply
    2,960.88x = 4,087.70 × 1,967.52
  4. Step 4: Simplify right side
    2,960.88x = 8,042,631.50
  5. Step 5: Solve for x
    x = 8,042,631.50/2,960.88
  6. Step 6: Final answer
    x = 2,716.30

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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.