Home / 2,441.72-3,370.74-1,393.58

Finding the Fourth Proportional to 2,441.72, 3,370.74 and 1,393.58

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Solution

The fourth proportional to 2,441.72, 3,370.74 and 1,393.58 is: 1,923.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.72 : 3,370.74 = 1,393.58 : x
  2. Step 2: Convert to fraction form
    2,441.72/3,370.74 = 1,393.58/x
  3. Step 3: Cross multiply
    2,441.72x = 3,370.74 × 1,393.58
  4. Step 4: Simplify right side
    2,441.72x = 4,697,395.85
  5. Step 5: Solve for x
    x = 4,697,395.85/2,441.72
  6. Step 6: Final answer
    x = 1,923.81

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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.