Home / 3,105.14-4,657.23-1,544.63

Finding the Fourth Proportional to 3,105.14, 4,657.23 and 1,544.63

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Solution

The fourth proportional to 3,105.14, 4,657.23 and 1,544.63 is: 2,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105.14 : 4,657.23 = 1,544.63 : x
  2. Step 2: Convert to fraction form
    3,105.14/4,657.23 = 1,544.63/x
  3. Step 3: Cross multiply
    3,105.14x = 4,657.23 × 1,544.63
  4. Step 4: Simplify right side
    3,105.14x = 7,193,673.89
  5. Step 5: Solve for x
    x = 7,193,673.89/3,105.14
  6. Step 6: Final answer
    x = 2,316.70

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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.