Home / 4,126.94-6,190.07-1,660.01

Finding the Fourth Proportional to 4,126.94, 6,190.07 and 1,660.01

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Solution

The fourth proportional to 4,126.94, 6,190.07 and 1,660.01 is: 2,489.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.94 : 6,190.07 = 1,660.01 : x
  2. Step 2: Convert to fraction form
    4,126.94/6,190.07 = 1,660.01/x
  3. Step 3: Cross multiply
    4,126.94x = 6,190.07 × 1,660.01
  4. Step 4: Simplify right side
    4,126.94x = 10,275,578.10
  5. Step 5: Solve for x
    x = 10,275,578.10/4,126.94
  6. Step 6: Final answer
    x = 2,489.88

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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.