Home / 5,146.96-7,083.84-4,388.80

Finding the Fourth Proportional to 5,146.96, 7,083.84 and 4,388.80

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Solution

The fourth proportional to 5,146.96, 7,083.84 and 4,388.80 is: 6,040.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.96 : 7,083.84 = 4,388.80 : x
  2. Step 2: Convert to fraction form
    5,146.96/7,083.84 = 4,388.80/x
  3. Step 3: Cross multiply
    5,146.96x = 7,083.84 × 4,388.80
  4. Step 4: Simplify right side
    5,146.96x = 31,089,556.99
  5. Step 5: Solve for x
    x = 31,089,556.99/5,146.96
  6. Step 6: Final answer
    x = 6,040.37

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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.