Home / 11,297.07-16,945.20-2,976.95

Finding the Fourth Proportional to 11,297.07, 16,945.20 and 2,976.95

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Solution

The fourth proportional to 11,297.07, 16,945.20 and 2,976.95 is: 4,465.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,297.07 : 16,945.20 = 2,976.95 : x
  2. Step 2: Convert to fraction form
    11,297.07/16,945.20 = 2,976.95/x
  3. Step 3: Cross multiply
    11,297.07x = 16,945.20 × 2,976.95
  4. Step 4: Simplify right side
    11,297.07x = 50,445,055.50
  5. Step 5: Solve for x
    x = 50,445,055.50/11,297.07
  6. Step 6: Final answer
    x = 4,465.32

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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.