Home / 7,847.25-11,769.84-3,463.68

Finding the Fourth Proportional to 7,847.25, 11,769.84 and 3,463.68

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Solution

The fourth proportional to 7,847.25, 11,769.84 and 3,463.68 is: 5,195.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847.25 : 11,769.84 = 3,463.68 : x
  2. Step 2: Convert to fraction form
    7,847.25/11,769.84 = 3,463.68/x
  3. Step 3: Cross multiply
    7,847.25x = 11,769.84 × 3,463.68
  4. Step 4: Simplify right side
    7,847.25x = 40,766,959.41
  5. Step 5: Solve for x
    x = 40,766,959.41/7,847.25
  6. Step 6: Final answer
    x = 5,195.06

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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.