Home / 10,268.40-14,170.13-5,791.79

Finding the Fourth Proportional to 10,268.40, 14,170.13 and 5,791.79

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Solution

The fourth proportional to 10,268.40, 14,170.13 and 5,791.79 is: 7,992.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.40 : 14,170.13 = 5,791.79 : x
  2. Step 2: Convert to fraction form
    10,268.40/14,170.13 = 5,791.79/x
  3. Step 3: Cross multiply
    10,268.40x = 14,170.13 × 5,791.79
  4. Step 4: Simplify right side
    10,268.40x = 82,070,388.27
  5. Step 5: Solve for x
    x = 82,070,388.27/10,268.40
  6. Step 6: Final answer
    x = 7,992.52

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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.