Home / 2,441.81-3,369.74-1,393.88

Finding the Fourth Proportional to 2,441.81, 3,369.74 and 1,393.88

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Solution

The fourth proportional to 2,441.81, 3,369.74 and 1,393.88 is: 1,923.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.81 : 3,369.74 = 1,393.88 : x
  2. Step 2: Convert to fraction form
    2,441.81/3,369.74 = 1,393.88/x
  3. Step 3: Cross multiply
    2,441.81x = 3,369.74 × 1,393.88
  4. Step 4: Simplify right side
    2,441.81x = 4,696,989.37
  5. Step 5: Solve for x
    x = 4,696,989.37/2,441.81
  6. Step 6: Final answer
    x = 1,923.57

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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.