Home / 6,924.94-10,388.78-1,994.62

Finding the Fourth Proportional to 6,924.94, 10,388.78 and 1,994.62

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Solution

The fourth proportional to 6,924.94, 10,388.78 and 1,994.62 is: 2,992.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,924.94 : 10,388.78 = 1,994.62 : x
  2. Step 2: Convert to fraction form
    6,924.94/10,388.78 = 1,994.62/x
  3. Step 3: Cross multiply
    6,924.94x = 10,388.78 × 1,994.62
  4. Step 4: Simplify right side
    6,924.94x = 20,721,668.36
  5. Step 5: Solve for x
    x = 20,721,668.36/6,924.94
  6. Step 6: Final answer
    x = 2,992.32

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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.