Home / 8,273.36-12,407.38-2,725.38

Finding the Fourth Proportional to 8,273.36, 12,407.38 and 2,725.38

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Solution

The fourth proportional to 8,273.36, 12,407.38 and 2,725.38 is: 4,087.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273.36 : 12,407.38 = 2,725.38 : x
  2. Step 2: Convert to fraction form
    8,273.36/12,407.38 = 2,725.38/x
  3. Step 3: Cross multiply
    8,273.36x = 12,407.38 × 2,725.38
  4. Step 4: Simplify right side
    8,273.36x = 33,814,818.49
  5. Step 5: Solve for x
    x = 33,814,818.49/8,273.36
  6. Step 6: Final answer
    x = 4,087.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.