Home / 4,109.40-6,164.10-2,029.80

Finding the Fourth Proportional to 4,109.40, 6,164.10 and 2,029.80

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Solution

The fourth proportional to 4,109.40, 6,164.10 and 2,029.80 is: 3,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.40 : 6,164.10 = 2,029.80 : x
  2. Step 2: Convert to fraction form
    4,109.40/6,164.10 = 2,029.80/x
  3. Step 3: Cross multiply
    4,109.40x = 6,164.10 × 2,029.80
  4. Step 4: Simplify right side
    4,109.40x = 12,511,890.18
  5. Step 5: Solve for x
    x = 12,511,890.18/4,109.40
  6. Step 6: Final answer
    x = 3,044.70

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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.