Home / 5,029.49-6,940.89-3,039.66

Finding the Fourth Proportional to 5,029.49, 6,940.89 and 3,039.66

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Solution

The fourth proportional to 5,029.49, 6,940.89 and 3,039.66 is: 4,194.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.49 : 6,940.89 = 3,039.66 : x
  2. Step 2: Convert to fraction form
    5,029.49/6,940.89 = 3,039.66/x
  3. Step 3: Cross multiply
    5,029.49x = 6,940.89 × 3,039.66
  4. Step 4: Simplify right side
    5,029.49x = 21,097,945.70
  5. Step 5: Solve for x
    x = 21,097,945.70/5,029.49
  6. Step 6: Final answer
    x = 4,194.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.