Home / 3,186.02-4,396.82-1,769.73

Finding the Fourth Proportional to 3,186.02, 4,396.82 and 1,769.73

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Solution

The fourth proportional to 3,186.02, 4,396.82 and 1,769.73 is: 2,442.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186.02 : 4,396.82 = 1,769.73 : x
  2. Step 2: Convert to fraction form
    3,186.02/4,396.82 = 1,769.73/x
  3. Step 3: Cross multiply
    3,186.02x = 4,396.82 × 1,769.73
  4. Step 4: Simplify right side
    3,186.02x = 7,781,158.92
  5. Step 5: Solve for x
    x = 7,781,158.92/3,186.02
  6. Step 6: Final answer
    x = 2,442.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.