Home / 4,105.86-6,157.51-1,183.38

Finding the Fourth Proportional to 4,105.86, 6,157.51 and 1,183.38

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Solution

The fourth proportional to 4,105.86, 6,157.51 and 1,183.38 is: 1,774.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.86 : 6,157.51 = 1,183.38 : x
  2. Step 2: Convert to fraction form
    4,105.86/6,157.51 = 1,183.38/x
  3. Step 3: Cross multiply
    4,105.86x = 6,157.51 × 1,183.38
  4. Step 4: Simplify right side
    4,105.86x = 7,286,674.18
  5. Step 5: Solve for x
    x = 7,286,674.18/4,105.86
  6. Step 6: Final answer
    x = 1,774.70

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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.