Home / 2,296.88-3,169.71-1,248.96

Finding the Fourth Proportional to 2,296.88, 3,169.71 and 1,248.96

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Solution

The fourth proportional to 2,296.88, 3,169.71 and 1,248.96 is: 1,723.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.88 : 3,169.71 = 1,248.96 : x
  2. Step 2: Convert to fraction form
    2,296.88/3,169.71 = 1,248.96/x
  3. Step 3: Cross multiply
    2,296.88x = 3,169.71 × 1,248.96
  4. Step 4: Simplify right side
    2,296.88x = 3,958,841.00
  5. Step 5: Solve for x
    x = 3,958,841.00/2,296.88
  6. Step 6: Final answer
    x = 1,723.58

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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.