Home / 6,787.26-9,366.44-3,956.57

Finding the Fourth Proportional to 6,787.26, 9,366.44 and 3,956.57

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Solution

The fourth proportional to 6,787.26, 9,366.44 and 3,956.57 is: 5,460.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.26 : 9,366.44 = 3,956.57 : x
  2. Step 2: Convert to fraction form
    6,787.26/9,366.44 = 3,956.57/x
  3. Step 3: Cross multiply
    6,787.26x = 9,366.44 × 3,956.57
  4. Step 4: Simplify right side
    6,787.26x = 37,058,975.51
  5. Step 5: Solve for x
    x = 37,058,975.51/6,787.26
  6. Step 6: Final answer
    x = 5,460.08

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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.