Home / 3,405.03-5,107.54-1,183.94

Finding the Fourth Proportional to 3,405.03, 5,107.54 and 1,183.94

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Solution

The fourth proportional to 3,405.03, 5,107.54 and 1,183.94 is: 1,775.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405.03 : 5,107.54 = 1,183.94 : x
  2. Step 2: Convert to fraction form
    3,405.03/5,107.54 = 1,183.94/x
  3. Step 3: Cross multiply
    3,405.03x = 5,107.54 × 1,183.94
  4. Step 4: Simplify right side
    3,405.03x = 6,047,020.91
  5. Step 5: Solve for x
    x = 6,047,020.91/3,405.03
  6. Step 6: Final answer
    x = 1,775.91

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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.