Home / 3,946.96-5,447.23-2,268.44

Finding the Fourth Proportional to 3,946.96, 5,447.23 and 2,268.44

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Solution

The fourth proportional to 3,946.96, 5,447.23 and 2,268.44 is: 3,130.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.96 : 5,447.23 = 2,268.44 : x
  2. Step 2: Convert to fraction form
    3,946.96/5,447.23 = 2,268.44/x
  3. Step 3: Cross multiply
    3,946.96x = 5,447.23 × 2,268.44
  4. Step 4: Simplify right side
    3,946.96x = 12,356,687.19
  5. Step 5: Solve for x
    x = 12,356,687.19/3,946.96
  6. Step 6: Final answer
    x = 3,130.69

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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.