Home / 12,202.26-16,838.46-6,896.76

Finding the Fourth Proportional to 12,202.26, 16,838.46 and 6,896.76

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Solution

The fourth proportional to 12,202.26, 16,838.46 and 6,896.76 is: 9,517.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,202.26 : 16,838.46 = 6,896.76 : x
  2. Step 2: Convert to fraction form
    12,202.26/16,838.46 = 6,896.76/x
  3. Step 3: Cross multiply
    12,202.26x = 16,838.46 × 6,896.76
  4. Step 4: Simplify right side
    12,202.26x = 116,130,754.25
  5. Step 5: Solve for x
    x = 116,130,754.25/12,202.26
  6. Step 6: Final answer
    x = 9,517.15

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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.