Home / 6,858.97-10,288.81-2,179.34

Finding the Fourth Proportional to 6,858.97, 10,288.81 and 2,179.34

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Solution

The fourth proportional to 6,858.97, 10,288.81 and 2,179.34 is: 3,269.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858.97 : 10,288.81 = 2,179.34 : x
  2. Step 2: Convert to fraction form
    6,858.97/10,288.81 = 2,179.34/x
  3. Step 3: Cross multiply
    6,858.97x = 10,288.81 × 2,179.34
  4. Step 4: Simplify right side
    6,858.97x = 22,422,804.29
  5. Step 5: Solve for x
    x = 22,422,804.29/6,858.97
  6. Step 6: Final answer
    x = 3,269.12

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1.5x scale

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.