Home / 4,112.41-6,168.68-1,339.07

Finding the Fourth Proportional to 4,112.41, 6,168.68 and 1,339.07

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Solution

The fourth proportional to 4,112.41, 6,168.68 and 1,339.07 is: 2,008.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.41 : 6,168.68 = 1,339.07 : x
  2. Step 2: Convert to fraction form
    4,112.41/6,168.68 = 1,339.07/x
  3. Step 3: Cross multiply
    4,112.41x = 6,168.68 × 1,339.07
  4. Step 4: Simplify right side
    4,112.41x = 8,260,263.48
  5. Step 5: Solve for x
    x = 8,260,263.48/4,112.41
  6. Step 6: Final answer
    x = 2,008.62

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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.