Home / 5,939.66-8,193.15-3,814.47

Finding the Fourth Proportional to 5,939.66, 8,193.15 and 3,814.47

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Solution

The fourth proportional to 5,939.66, 8,193.15 and 3,814.47 is: 5,261.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.66 : 8,193.15 = 3,814.47 : x
  2. Step 2: Convert to fraction form
    5,939.66/8,193.15 = 3,814.47/x
  3. Step 3: Cross multiply
    5,939.66x = 8,193.15 × 3,814.47
  4. Step 4: Simplify right side
    5,939.66x = 31,252,524.88
  5. Step 5: Solve for x
    x = 31,252,524.88/5,939.66
  6. Step 6: Final answer
    x = 5,261.67

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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.