Home / 9,161.50-13,741.26-6,218.80

Finding the Fourth Proportional to 9,161.50, 13,741.26 and 6,218.80

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Solution

The fourth proportional to 9,161.50, 13,741.26 and 6,218.80 is: 9,327.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,161.50 : 13,741.26 = 6,218.80 : x
  2. Step 2: Convert to fraction form
    9,161.50/13,741.26 = 6,218.80/x
  3. Step 3: Cross multiply
    9,161.50x = 13,741.26 × 6,218.80
  4. Step 4: Simplify right side
    9,161.50x = 85,454,147.69
  5. Step 5: Solve for x
    x = 85,454,147.69/9,161.50
  6. Step 6: Final answer
    x = 9,327.53

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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.