Home / 8,453.36-12,676.45-4,233.82

Finding the Fourth Proportional to 8,453.36, 12,676.45 and 4,233.82

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Solution

The fourth proportional to 8,453.36, 12,676.45 and 4,233.82 is: 6,348.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453.36 : 12,676.45 = 4,233.82 : x
  2. Step 2: Convert to fraction form
    8,453.36/12,676.45 = 4,233.82/x
  3. Step 3: Cross multiply
    8,453.36x = 12,676.45 × 4,233.82
  4. Step 4: Simplify right side
    8,453.36x = 53,669,796.97
  5. Step 5: Solve for x
    x = 53,669,796.97/8,453.36
  6. Step 6: Final answer
    x = 6,348.93

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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.