Home / 6,930.91-10,396.37-1,933.08

Finding the Fourth Proportional to 6,930.91, 10,396.37 and 1,933.08

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Solution

The fourth proportional to 6,930.91, 10,396.37 and 1,933.08 is: 2,899.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930.91 : 10,396.37 = 1,933.08 : x
  2. Step 2: Convert to fraction form
    6,930.91/10,396.37 = 1,933.08/x
  3. Step 3: Cross multiply
    6,930.91x = 10,396.37 × 1,933.08
  4. Step 4: Simplify right side
    6,930.91x = 20,097,014.92
  5. Step 5: Solve for x
    x = 20,097,014.92/6,930.91
  6. Step 6: Final answer
    x = 2,899.62

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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.