Home / 9,760.27-13,469.07-5,283.94

Finding the Fourth Proportional to 9,760.27, 13,469.07 and 5,283.94

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Solution

The fourth proportional to 9,760.27, 13,469.07 and 5,283.94 is: 7,291.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,760.27 : 13,469.07 = 5,283.94 : x
  2. Step 2: Convert to fraction form
    9,760.27/13,469.07 = 5,283.94/x
  3. Step 3: Cross multiply
    9,760.27x = 13,469.07 × 5,283.94
  4. Step 4: Simplify right side
    9,760.27x = 71,169,757.74
  5. Step 5: Solve for x
    x = 71,169,757.74/9,760.27
  6. Step 6: Final answer
    x = 7,291.78

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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.