Home / 2,322.41-3,479.97-1,395.77

Finding the Fourth Proportional to 2,322.41, 3,479.97 and 1,395.77

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Solution

The fourth proportional to 2,322.41, 3,479.97 and 1,395.77 is: 2,091.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322.41 : 3,479.97 = 1,395.77 : x
  2. Step 2: Convert to fraction form
    2,322.41/3,479.97 = 1,395.77/x
  3. Step 3: Cross multiply
    2,322.41x = 3,479.97 × 1,395.77
  4. Step 4: Simplify right side
    2,322.41x = 4,857,237.73
  5. Step 5: Solve for x
    x = 4,857,237.73/2,322.41
  6. Step 6: Final answer
    x = 2,091.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.