Home / 2,540.12-3,505.77-1,596.74

Finding the Fourth Proportional to 2,540.12, 3,505.77 and 1,596.74

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Solution

The fourth proportional to 2,540.12, 3,505.77 and 1,596.74 is: 2,203.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540.12 : 3,505.77 = 1,596.74 : x
  2. Step 2: Convert to fraction form
    2,540.12/3,505.77 = 1,596.74/x
  3. Step 3: Cross multiply
    2,540.12x = 3,505.77 × 1,596.74
  4. Step 4: Simplify right side
    2,540.12x = 5,597,785.66
  5. Step 5: Solve for x
    x = 5,597,785.66/2,540.12
  6. Step 6: Final answer
    x = 2,203.75

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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.