Home / 5,557.21-7,668.96-3,039.33

Finding the Fourth Proportional to 5,557.21, 7,668.96 and 3,039.33

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Solution

The fourth proportional to 5,557.21, 7,668.96 and 3,039.33 is: 4,194.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.21 : 7,668.96 = 3,039.33 : x
  2. Step 2: Convert to fraction form
    5,557.21/7,668.96 = 3,039.33/x
  3. Step 3: Cross multiply
    5,557.21x = 7,668.96 × 3,039.33
  4. Step 4: Simplify right side
    5,557.21x = 23,308,540.35
  5. Step 5: Solve for x
    x = 23,308,540.35/5,557.21
  6. Step 6: Final answer
    x = 4,194.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.