Home / 6,788.63-10,182.77-1,858.26

Finding the Fourth Proportional to 6,788.63, 10,182.77 and 1,858.26

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Solution

The fourth proportional to 6,788.63, 10,182.77 and 1,858.26 is: 2,787.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.63 : 10,182.77 = 1,858.26 : x
  2. Step 2: Convert to fraction form
    6,788.63/10,182.77 = 1,858.26/x
  3. Step 3: Cross multiply
    6,788.63x = 10,182.77 × 1,858.26
  4. Step 4: Simplify right side
    6,788.63x = 18,922,224.89
  5. Step 5: Solve for x
    x = 18,922,224.89/6,788.63
  6. Step 6: Final answer
    x = 2,787.34

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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.