Home / 3,364.33-4,642.74-1,872.22

Finding the Fourth Proportional to 3,364.33, 4,642.74 and 1,872.22

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Solution

The fourth proportional to 3,364.33, 4,642.74 and 1,872.22 is: 2,583.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.33 : 4,642.74 = 1,872.22 : x
  2. Step 2: Convert to fraction form
    3,364.33/4,642.74 = 1,872.22/x
  3. Step 3: Cross multiply
    3,364.33x = 4,642.74 × 1,872.22
  4. Step 4: Simplify right side
    3,364.33x = 8,692,246.97
  5. Step 5: Solve for x
    x = 8,692,246.97/3,364.33
  6. Step 6: Final answer
    x = 2,583.65

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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.