Home / 3,919.42-5,876.76-1,544.67

Finding the Fourth Proportional to 3,919.42, 5,876.76 and 1,544.67

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Solution

The fourth proportional to 3,919.42, 5,876.76 and 1,544.67 is: 2,316.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919.42 : 5,876.76 = 1,544.67 : x
  2. Step 2: Convert to fraction form
    3,919.42/5,876.76 = 1,544.67/x
  3. Step 3: Cross multiply
    3,919.42x = 5,876.76 × 1,544.67
  4. Step 4: Simplify right side
    3,919.42x = 9,077,654.87
  5. Step 5: Solve for x
    x = 9,077,654.87/3,919.42
  6. Step 6: Final answer
    x = 2,316.07

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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.