Home / 11,016.28-15,196.83-7,033.20

Finding the Fourth Proportional to 11,016.28, 15,196.83 and 7,033.20

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Solution

The fourth proportional to 11,016.28, 15,196.83 and 7,033.20 is: 9,702.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,016.28 : 15,196.83 = 7,033.20 : x
  2. Step 2: Convert to fraction form
    11,016.28/15,196.83 = 7,033.20/x
  3. Step 3: Cross multiply
    11,016.28x = 15,196.83 × 7,033.20
  4. Step 4: Simplify right side
    11,016.28x = 106,882,309.59
  5. Step 5: Solve for x
    x = 106,882,309.59/11,016.28
  6. Step 6: Final answer
    x = 9,702.22

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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.