Home / 8,207.73-12,317.03-4,512.54

Finding the Fourth Proportional to 8,207.73, 12,317.03 and 4,512.54

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Solution

The fourth proportional to 8,207.73, 12,317.03 and 4,512.54 is: 6,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.73 : 12,317.03 = 4,512.54 : x
  2. Step 2: Convert to fraction form
    8,207.73/12,317.03 = 4,512.54/x
  3. Step 3: Cross multiply
    8,207.73x = 12,317.03 × 4,512.54
  4. Step 4: Simplify right side
    8,207.73x = 55,581,090.56
  5. Step 5: Solve for x
    x = 55,581,090.56/8,207.73
  6. Step 6: Final answer
    x = 6,771.80

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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.