Home / 11,202.80-16,806.69-3,412.22

Finding the Fourth Proportional to 11,202.80, 16,806.69 and 3,412.22

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Solution

The fourth proportional to 11,202.80, 16,806.69 and 3,412.22 is: 5,119.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,202.80 : 16,806.69 = 3,412.22 : x
  2. Step 2: Convert to fraction form
    11,202.80/16,806.69 = 3,412.22/x
  3. Step 3: Cross multiply
    11,202.80x = 16,806.69 × 3,412.22
  4. Step 4: Simplify right side
    11,202.80x = 57,348,039.72
  5. Step 5: Solve for x
    x = 57,348,039.72/11,202.80
  6. Step 6: Final answer
    x = 5,119.08

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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.