Home / 4,119.39-6,179.90-2,039.31

Finding the Fourth Proportional to 4,119.39, 6,179.90 and 2,039.31

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Solution

The fourth proportional to 4,119.39, 6,179.90 and 2,039.31 is: 3,059.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.39 : 6,179.90 = 2,039.31 : x
  2. Step 2: Convert to fraction form
    4,119.39/6,179.90 = 2,039.31/x
  3. Step 3: Cross multiply
    4,119.39x = 6,179.90 × 2,039.31
  4. Step 4: Simplify right side
    4,119.39x = 12,602,721.67
  5. Step 5: Solve for x
    x = 12,602,721.67/4,119.39
  6. Step 6: Final answer
    x = 3,059.37

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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.