Home / 3,021.37-4,159.96-2,744.55

Finding the Fourth Proportional to 3,021.37, 4,159.96 and 2,744.55

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Solution

The fourth proportional to 3,021.37, 4,159.96 and 2,744.55 is: 3,778.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.37 : 4,159.96 = 2,744.55 : x
  2. Step 2: Convert to fraction form
    3,021.37/4,159.96 = 2,744.55/x
  3. Step 3: Cross multiply
    3,021.37x = 4,159.96 × 2,744.55
  4. Step 4: Simplify right side
    3,021.37x = 11,417,211.36
  5. Step 5: Solve for x
    x = 11,417,211.36/3,021.37
  6. Step 6: Final answer
    x = 3,778.82

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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.