Home / 6,161.31-9,241.07-1,778.25

Finding the Fourth Proportional to 6,161.31, 9,241.07 and 1,778.25

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Solution

The fourth proportional to 6,161.31, 9,241.07 and 1,778.25 is: 2,667.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,161.31 : 9,241.07 = 1,778.25 : x
  2. Step 2: Convert to fraction form
    6,161.31/9,241.07 = 1,778.25/x
  3. Step 3: Cross multiply
    6,161.31x = 9,241.07 × 1,778.25
  4. Step 4: Simplify right side
    6,161.31x = 16,432,923.84
  5. Step 5: Solve for x
    x = 16,432,923.84/6,161.31
  6. Step 6: Final answer
    x = 2,667.12

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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.