Home / 3,811.01-5,257.64-2,317.73

Finding the Fourth Proportional to 3,811.01, 5,257.64 and 2,317.73

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Solution

The fourth proportional to 3,811.01, 5,257.64 and 2,317.73 is: 3,197.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811.01 : 5,257.64 = 2,317.73 : x
  2. Step 2: Convert to fraction form
    3,811.01/5,257.64 = 2,317.73/x
  3. Step 3: Cross multiply
    3,811.01x = 5,257.64 × 2,317.73
  4. Step 4: Simplify right side
    3,811.01x = 12,185,769.46
  5. Step 5: Solve for x
    x = 12,185,769.46/3,811.01
  6. Step 6: Final answer
    x = 3,197.52

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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.