Home / 5,936.79-8,193.21-3,419.22

Finding the Fourth Proportional to 5,936.79, 8,193.21 and 3,419.22

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Solution

The fourth proportional to 5,936.79, 8,193.21 and 3,419.22 is: 4,718.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,936.79 : 8,193.21 = 3,419.22 : x
  2. Step 2: Convert to fraction form
    5,936.79/8,193.21 = 3,419.22/x
  3. Step 3: Cross multiply
    5,936.79x = 8,193.21 × 3,419.22
  4. Step 4: Simplify right side
    5,936.79x = 28,014,387.50
  5. Step 5: Solve for x
    x = 28,014,387.50/5,936.79
  6. Step 6: Final answer
    x = 4,718.78

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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.