Home / 4,109.10-6,166.38-3,387.39

Finding the Fourth Proportional to 4,109.10, 6,166.38 and 3,387.39

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Solution

The fourth proportional to 4,109.10, 6,166.38 and 3,387.39 is: 5,083.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.10 : 6,166.38 = 3,387.39 : x
  2. Step 2: Convert to fraction form
    4,109.10/6,166.38 = 3,387.39/x
  3. Step 3: Cross multiply
    4,109.10x = 6,166.38 × 3,387.39
  4. Step 4: Simplify right side
    4,109.10x = 20,887,933.95
  5. Step 5: Solve for x
    x = 20,887,933.95/4,109.10
  6. Step 6: Final answer
    x = 5,083.34

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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.