Home / 2,534.37-3,805.61-1,909.73

Finding the Fourth Proportional to 2,534.37, 3,805.61 and 1,909.73

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Solution

The fourth proportional to 2,534.37, 3,805.61 and 1,909.73 is: 2,867.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,534.37 : 3,805.61 = 1,909.73 : x
  2. Step 2: Convert to fraction form
    2,534.37/3,805.61 = 1,909.73/x
  3. Step 3: Cross multiply
    2,534.37x = 3,805.61 × 1,909.73
  4. Step 4: Simplify right side
    2,534.37x = 7,267,659.01
  5. Step 5: Solve for x
    x = 7,267,659.01/2,534.37
  6. Step 6: Final answer
    x = 2,867.64

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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.