Home / 3,410.73-5,119.33-1,768.45

Finding the Fourth Proportional to 3,410.73, 5,119.33 and 1,768.45

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Solution

The fourth proportional to 3,410.73, 5,119.33 and 1,768.45 is: 2,654.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.73 : 5,119.33 = 1,768.45 : x
  2. Step 2: Convert to fraction form
    3,410.73/5,119.33 = 1,768.45/x
  3. Step 3: Cross multiply
    3,410.73x = 5,119.33 × 1,768.45
  4. Step 4: Simplify right side
    3,410.73x = 9,053,279.14
  5. Step 5: Solve for x
    x = 9,053,279.14/3,410.73
  6. Step 6: Final answer
    x = 2,654.35

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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.