Home / 4,139.17-6,208.95-1,366.09

Finding the Fourth Proportional to 4,139.17, 6,208.95 and 1,366.09

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Solution

The fourth proportional to 4,139.17, 6,208.95 and 1,366.09 is: 2,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.17 : 6,208.95 = 1,366.09 : x
  2. Step 2: Convert to fraction form
    4,139.17/6,208.95 = 1,366.09/x
  3. Step 3: Cross multiply
    4,139.17x = 6,208.95 × 1,366.09
  4. Step 4: Simplify right side
    4,139.17x = 8,481,968.98
  5. Step 5: Solve for x
    x = 8,481,968.98/4,139.17
  6. Step 6: Final answer
    x = 2,049.20

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1.5x scale

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.