Home / 11,270.19-15,546.27-6,791.10

Finding the Fourth Proportional to 11,270.19, 15,546.27 and 6,791.10

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Solution

The fourth proportional to 11,270.19, 15,546.27 and 6,791.10 is: 9,367.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.19 : 15,546.27 = 6,791.10 : x
  2. Step 2: Convert to fraction form
    11,270.19/15,546.27 = 6,791.10/x
  3. Step 3: Cross multiply
    11,270.19x = 15,546.27 × 6,791.10
  4. Step 4: Simplify right side
    11,270.19x = 105,576,274.20
  5. Step 5: Solve for x
    x = 105,576,274.20/11,270.19
  6. Step 6: Final answer
    x = 9,367.75

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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.