Home / 3,367.36-5,040.48-2,130.48

Finding the Fourth Proportional to 3,367.36, 5,040.48 and 2,130.48

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Solution

The fourth proportional to 3,367.36, 5,040.48 and 2,130.48 is: 3,189.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367.36 : 5,040.48 = 2,130.48 : x
  2. Step 2: Convert to fraction form
    3,367.36/5,040.48 = 2,130.48/x
  3. Step 3: Cross multiply
    3,367.36x = 5,040.48 × 2,130.48
  4. Step 4: Simplify right side
    3,367.36x = 10,738,641.83
  5. Step 5: Solve for x
    x = 10,738,641.83/3,367.36
  6. Step 6: Final answer
    x = 3,189.04

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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.