Home / 5,936.16-8,190.48-3,839.88

Finding the Fourth Proportional to 5,936.16, 8,190.48 and 3,839.88

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Solution

The fourth proportional to 5,936.16, 8,190.48 and 3,839.88 is: 5,298.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,936.16 : 8,190.48 = 3,839.88 : x
  2. Step 2: Convert to fraction form
    5,936.16/8,190.48 = 3,839.88/x
  3. Step 3: Cross multiply
    5,936.16x = 8,190.48 × 3,839.88
  4. Step 4: Simplify right side
    5,936.16x = 31,450,460.34
  5. Step 5: Solve for x
    x = 31,450,460.34/5,936.16
  6. Step 6: Final answer
    x = 5,298.12

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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.