Home / 5,811.34-8,020.33-3,453.48

Finding the Fourth Proportional to 5,811.34, 8,020.33 and 3,453.48

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Solution

The fourth proportional to 5,811.34, 8,020.33 and 3,453.48 is: 4,766.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.34 : 8,020.33 = 3,453.48 : x
  2. Step 2: Convert to fraction form
    5,811.34/8,020.33 = 3,453.48/x
  3. Step 3: Cross multiply
    5,811.34x = 8,020.33 × 3,453.48
  4. Step 4: Simplify right side
    5,811.34x = 27,698,049.25
  5. Step 5: Solve for x
    x = 27,698,049.25/5,811.34
  6. Step 6: Final answer
    x = 4,766.21

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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.