Home / 2,296.65-3,169.38-1,248.71

Finding the Fourth Proportional to 2,296.65, 3,169.38 and 1,248.71

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Solution

The fourth proportional to 2,296.65, 3,169.38 and 1,248.71 is: 1,723.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.65 : 3,169.38 = 1,248.71 : x
  2. Step 2: Convert to fraction form
    2,296.65/3,169.38 = 1,248.71/x
  3. Step 3: Cross multiply
    2,296.65x = 3,169.38 × 1,248.71
  4. Step 4: Simplify right side
    2,296.65x = 3,957,636.50
  5. Step 5: Solve for x
    x = 3,957,636.50/2,296.65
  6. Step 6: Final answer
    x = 1,723.22

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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.