Home / 9,039.80-13,561.78-4,110.86

Finding the Fourth Proportional to 9,039.80, 13,561.78 and 4,110.86

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Solution

The fourth proportional to 9,039.80, 13,561.78 and 4,110.86 is: 6,167.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.80 : 13,561.78 = 4,110.86 : x
  2. Step 2: Convert to fraction form
    9,039.80/13,561.78 = 4,110.86/x
  3. Step 3: Cross multiply
    9,039.80x = 13,561.78 × 4,110.86
  4. Step 4: Simplify right side
    9,039.80x = 55,750,578.93
  5. Step 5: Solve for x
    x = 55,750,578.93/9,039.80
  6. Step 6: Final answer
    x = 6,167.24

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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.