Home / 3,021.38-4,168.71-1,744.95

Finding the Fourth Proportional to 3,021.38, 4,168.71 and 1,744.95

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Solution

The fourth proportional to 3,021.38, 4,168.71 and 1,744.95 is: 2,407.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.38 : 4,168.71 = 1,744.95 : x
  2. Step 2: Convert to fraction form
    3,021.38/4,168.71 = 1,744.95/x
  3. Step 3: Cross multiply
    3,021.38x = 4,168.71 × 1,744.95
  4. Step 4: Simplify right side
    3,021.38x = 7,274,190.51
  5. Step 5: Solve for x
    x = 7,274,190.51/3,021.38
  6. Step 6: Final answer
    x = 2,407.58

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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.