Home / 2,623.67-3,934.97-1,236.62

Finding the Fourth Proportional to 2,623.67, 3,934.97 and 1,236.62

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Solution

The fourth proportional to 2,623.67, 3,934.97 and 1,236.62 is: 1,854.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.67 : 3,934.97 = 1,236.62 : x
  2. Step 2: Convert to fraction form
    2,623.67/3,934.97 = 1,236.62/x
  3. Step 3: Cross multiply
    2,623.67x = 3,934.97 × 1,236.62
  4. Step 4: Simplify right side
    2,623.67x = 4,866,062.60
  5. Step 5: Solve for x
    x = 4,866,062.60/2,623.67
  6. Step 6: Final answer
    x = 1,854.68

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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.