Home / 11,446.97-15,791.90-6,969.83

Finding the Fourth Proportional to 11,446.97, 15,791.90 and 6,969.83

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Solution

The fourth proportional to 11,446.97, 15,791.90 and 6,969.83 is: 9,615.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446.97 : 15,791.90 = 6,969.83 : x
  2. Step 2: Convert to fraction form
    11,446.97/15,791.90 = 6,969.83/x
  3. Step 3: Cross multiply
    11,446.97x = 15,791.90 × 6,969.83
  4. Step 4: Simplify right side
    11,446.97x = 110,066,744.57
  5. Step 5: Solve for x
    x = 110,066,744.57/11,446.97
  6. Step 6: Final answer
    x = 9,615.36

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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.