Home / 5,936.76-8,190.18-3,922.29

Finding the Fourth Proportional to 5,936.76, 8,190.18 and 3,922.29

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Solution

The fourth proportional to 5,936.76, 8,190.18 and 3,922.29 is: 5,411.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,936.76 : 8,190.18 = 3,922.29 : x
  2. Step 2: Convert to fraction form
    5,936.76/8,190.18 = 3,922.29/x
  3. Step 3: Cross multiply
    5,936.76x = 8,190.18 × 3,922.29
  4. Step 4: Simplify right side
    5,936.76x = 32,124,261.11
  5. Step 5: Solve for x
    x = 32,124,261.11/5,936.76
  6. Step 6: Final answer
    x = 5,411.08

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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.