Home / 4,454.92-6,684-1,858.06

Finding the Fourth Proportional to 4,454.92, 6,684 and 1,858.06

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Solution

The fourth proportional to 4,454.92, 6,684 and 1,858.06 is: 2,787.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.92 : 6,684 = 1,858.06 : x
  2. Step 2: Convert to fraction form
    4,454.92/6,684 = 1,858.06/x
  3. Step 3: Cross multiply
    4,454.92x = 6,684 × 1,858.06
  4. Step 4: Simplify right side
    4,454.92x = 12,419,273.04
  5. Step 5: Solve for x
    x = 12,419,273.04/4,454.92
  6. Step 6: Final answer
    x = 2,787.77

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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.