Home / 5,289.66-7,919.73-4,062.06

Finding the Fourth Proportional to 5,289.66, 7,919.73 and 4,062.06

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Solution

The fourth proportional to 5,289.66, 7,919.73 and 4,062.06 is: 6,081.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.66 : 7,919.73 = 4,062.06 : x
  2. Step 2: Convert to fraction form
    5,289.66/7,919.73 = 4,062.06/x
  3. Step 3: Cross multiply
    5,289.66x = 7,919.73 × 4,062.06
  4. Step 4: Simplify right side
    5,289.66x = 32,170,418.44
  5. Step 5: Solve for x
    x = 32,170,418.44/5,289.66
  6. Step 6: Final answer
    x = 6,081.76

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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.