Home / 2,938.11-4,409.36-1,183.13

Finding the Fourth Proportional to 2,938.11, 4,409.36 and 1,183.13

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Solution

The fourth proportional to 2,938.11, 4,409.36 and 1,183.13 is: 1,775.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938.11 : 4,409.36 = 1,183.13 : x
  2. Step 2: Convert to fraction form
    2,938.11/4,409.36 = 1,183.13/x
  3. Step 3: Cross multiply
    2,938.11x = 4,409.36 × 1,183.13
  4. Step 4: Simplify right side
    2,938.11x = 5,216,846.10
  5. Step 5: Solve for x
    x = 5,216,846.10/2,938.11
  6. Step 6: Final answer
    x = 1,775.58

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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.