Home / 10,268.76-14,169.75-5,791.64

Finding the Fourth Proportional to 10,268.76, 14,169.75 and 5,791.64

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Solution

The fourth proportional to 10,268.76, 14,169.75 and 5,791.64 is: 7,991.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.76 : 14,169.75 = 5,791.64 : x
  2. Step 2: Convert to fraction form
    10,268.76/14,169.75 = 5,791.64/x
  3. Step 3: Cross multiply
    10,268.76x = 14,169.75 × 5,791.64
  4. Step 4: Simplify right side
    10,268.76x = 82,066,020.04
  5. Step 5: Solve for x
    x = 82,066,020.04/10,268.76
  6. Step 6: Final answer
    x = 7,991.81

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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.