Home / 11,842.24-17,770.40-5,268.80

Finding the Fourth Proportional to 11,842.24, 17,770.40 and 5,268.80

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Solution

The fourth proportional to 11,842.24, 17,770.40 and 5,268.80 is: 7,906.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,842.24 : 17,770.40 = 5,268.80 : x
  2. Step 2: Convert to fraction form
    11,842.24/17,770.40 = 5,268.80/x
  3. Step 3: Cross multiply
    11,842.24x = 17,770.40 × 5,268.80
  4. Step 4: Simplify right side
    11,842.24x = 93,628,683.52
  5. Step 5: Solve for x
    x = 93,628,683.52/11,842.24
  6. Step 6: Final answer
    x = 7,906.33

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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.