Home / 6,906.74-10,358.48-1,976.27

Finding the Fourth Proportional to 6,906.74, 10,358.48 and 1,976.27

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Solution

The fourth proportional to 6,906.74, 10,358.48 and 1,976.27 is: 2,963.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906.74 : 10,358.48 = 1,976.27 : x
  2. Step 2: Convert to fraction form
    6,906.74/10,358.48 = 1,976.27/x
  3. Step 3: Cross multiply
    6,906.74x = 10,358.48 × 1,976.27
  4. Step 4: Simplify right side
    6,906.74x = 20,471,106.42
  5. Step 5: Solve for x
    x = 20,471,106.42/6,906.74
  6. Step 6: Final answer
    x = 2,963.93

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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.