Home / 7,198.96-10,789.80-2,579.44

Finding the Fourth Proportional to 7,198.96, 10,789.80 and 2,579.44

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Solution

The fourth proportional to 7,198.96, 10,789.80 and 2,579.44 is: 3,866.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198.96 : 10,789.80 = 2,579.44 : x
  2. Step 2: Convert to fraction form
    7,198.96/10,789.80 = 2,579.44/x
  3. Step 3: Cross multiply
    7,198.96x = 10,789.80 × 2,579.44
  4. Step 4: Simplify right side
    7,198.96x = 27,831,641.71
  5. Step 5: Solve for x
    x = 27,831,641.71/7,198.96
  6. Step 6: Final answer
    x = 3,866.06

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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.