Home / 2,004.88-2,766.44-1,340.68

Finding the Fourth Proportional to 2,004.88, 2,766.44 and 1,340.68

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Solution

The fourth proportional to 2,004.88, 2,766.44 and 1,340.68 is: 1,849.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.88 : 2,766.44 = 1,340.68 : x
  2. Step 2: Convert to fraction form
    2,004.88/2,766.44 = 1,340.68/x
  3. Step 3: Cross multiply
    2,004.88x = 2,766.44 × 1,340.68
  4. Step 4: Simplify right side
    2,004.88x = 3,708,910.78
  5. Step 5: Solve for x
    x = 3,708,910.78/2,004.88
  6. Step 6: Final answer
    x = 1,849.94

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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.