Home / 12,244.52-16,896.18-6,939.80

Finding the Fourth Proportional to 12,244.52, 16,896.18 and 6,939.80

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Solution

The fourth proportional to 12,244.52, 16,896.18 and 6,939.80 is: 9,576.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,244.52 : 16,896.18 = 6,939.80 : x
  2. Step 2: Convert to fraction form
    12,244.52/16,896.18 = 6,939.80/x
  3. Step 3: Cross multiply
    12,244.52x = 16,896.18 × 6,939.80
  4. Step 4: Simplify right side
    12,244.52x = 117,256,109.96
  5. Step 5: Solve for x
    x = 117,256,109.96/12,244.52
  6. Step 6: Final answer
    x = 9,576.21

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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.