Home / 8,241.46-12,365.23-3,860.34

Finding the Fourth Proportional to 8,241.46, 12,365.23 and 3,860.34

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Solution

The fourth proportional to 8,241.46, 12,365.23 and 3,860.34 is: 5,791.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,241.46 : 12,365.23 = 3,860.34 : x
  2. Step 2: Convert to fraction form
    8,241.46/12,365.23 = 3,860.34/x
  3. Step 3: Cross multiply
    8,241.46x = 12,365.23 × 3,860.34
  4. Step 4: Simplify right side
    8,241.46x = 47,733,991.98
  5. Step 5: Solve for x
    x = 47,733,991.98/8,241.46
  6. Step 6: Final answer
    x = 5,791.93

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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.