Home / 11,628.58-17,442.73-2,863.57

Finding the Fourth Proportional to 11,628.58, 17,442.73 and 2,863.57

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Solution

The fourth proportional to 11,628.58, 17,442.73 and 2,863.57 is: 4,295.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628.58 : 17,442.73 = 2,863.57 : x
  2. Step 2: Convert to fraction form
    11,628.58/17,442.73 = 2,863.57/x
  3. Step 3: Cross multiply
    11,628.58x = 17,442.73 × 2,863.57
  4. Step 4: Simplify right side
    11,628.58x = 49,948,464.03
  5. Step 5: Solve for x
    x = 49,948,464.03/11,628.58
  6. Step 6: Final answer
    x = 4,295.32

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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.