Home / 4,138.83-6,208.75-1,366.00

Finding the Fourth Proportional to 4,138.83, 6,208.75 and 1,366.00

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Solution

The fourth proportional to 4,138.83, 6,208.75 and 1,366.00 is: 2,049.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.83 : 6,208.75 = 1,366.00 : x
  2. Step 2: Convert to fraction form
    4,138.83/6,208.75 = 1,366.00/x
  3. Step 3: Cross multiply
    4,138.83x = 6,208.75 × 1,366.00
  4. Step 4: Simplify right side
    4,138.83x = 8,481,138.69
  5. Step 5: Solve for x
    x = 8,481,138.69/4,138.83
  6. Step 6: Final answer
    x = 2,049.16

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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.