Home / 4,190.51-6,282.66-2,108.99

Finding the Fourth Proportional to 4,190.51, 6,282.66 and 2,108.99

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Solution

The fourth proportional to 4,190.51, 6,282.66 and 2,108.99 is: 3,161.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.51 : 6,282.66 = 2,108.99 : x
  2. Step 2: Convert to fraction form
    4,190.51/6,282.66 = 2,108.99/x
  3. Step 3: Cross multiply
    4,190.51x = 6,282.66 × 2,108.99
  4. Step 4: Simplify right side
    4,190.51x = 13,250,067.11
  5. Step 5: Solve for x
    x = 13,250,067.11/4,190.51
  6. Step 6: Final answer
    x = 3,161.92

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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.