Home / 3,021.24-4,169.42-1,762.08

Finding the Fourth Proportional to 3,021.24, 4,169.42 and 1,762.08

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Solution

The fourth proportional to 3,021.24, 4,169.42 and 1,762.08 is: 2,431.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.24 : 4,169.42 = 1,762.08 : x
  2. Step 2: Convert to fraction form
    3,021.24/4,169.42 = 1,762.08/x
  3. Step 3: Cross multiply
    3,021.24x = 4,169.42 × 1,762.08
  4. Step 4: Simplify right side
    3,021.24x = 7,346,851.59
  5. Step 5: Solve for x
    x = 7,346,851.59/3,021.24
  6. Step 6: Final answer
    x = 2,431.73

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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.