Home / 8,026.96-12,035.79-2,478.79

Finding the Fourth Proportional to 8,026.96, 12,035.79 and 2,478.79

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Solution

The fourth proportional to 8,026.96, 12,035.79 and 2,478.79 is: 3,716.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,026.96 : 12,035.79 = 2,478.79 : x
  2. Step 2: Convert to fraction form
    8,026.96/12,035.79 = 2,478.79/x
  3. Step 3: Cross multiply
    8,026.96x = 12,035.79 × 2,478.79
  4. Step 4: Simplify right side
    8,026.96x = 29,834,195.89
  5. Step 5: Solve for x
    x = 29,834,195.89/8,026.96
  6. Step 6: Final answer
    x = 3,716.75

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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.