Home / 3,364.51-4,643.25-1,872.43

Finding the Fourth Proportional to 3,364.51, 4,643.25 and 1,872.43

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Solution

The fourth proportional to 3,364.51, 4,643.25 and 1,872.43 is: 2,584.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.51 : 4,643.25 = 1,872.43 : x
  2. Step 2: Convert to fraction form
    3,364.51/4,643.25 = 1,872.43/x
  3. Step 3: Cross multiply
    3,364.51x = 4,643.25 × 1,872.43
  4. Step 4: Simplify right side
    3,364.51x = 8,694,160.60
  5. Step 5: Solve for x
    x = 8,694,160.60/3,364.51
  6. Step 6: Final answer
    x = 2,584.08

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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.