Home / 6,939.57-10,412.77-3,241.26

Finding the Fourth Proportional to 6,939.57, 10,412.77 and 3,241.26

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Solution

The fourth proportional to 6,939.57, 10,412.77 and 3,241.26 is: 4,863.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939.57 : 10,412.77 = 3,241.26 : x
  2. Step 2: Convert to fraction form
    6,939.57/10,412.77 = 3,241.26/x
  3. Step 3: Cross multiply
    6,939.57x = 10,412.77 × 3,241.26
  4. Step 4: Simplify right side
    6,939.57x = 33,750,486.79
  5. Step 5: Solve for x
    x = 33,750,486.79/6,939.57
  6. Step 6: Final answer
    x = 4,863.48

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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.