Home / 7,134.44-10,701.62-1,940.30

Finding the Fourth Proportional to 7,134.44, 10,701.62 and 1,940.30

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Solution

The fourth proportional to 7,134.44, 10,701.62 and 1,940.30 is: 2,910.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.44 : 10,701.62 = 1,940.30 : x
  2. Step 2: Convert to fraction form
    7,134.44/10,701.62 = 1,940.30/x
  3. Step 3: Cross multiply
    7,134.44x = 10,701.62 × 1,940.30
  4. Step 4: Simplify right side
    7,134.44x = 20,764,353.29
  5. Step 5: Solve for x
    x = 20,764,353.29/7,134.44
  6. Step 6: Final answer
    x = 2,910.44

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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.