Home / 8,266.67-12,399.75-2,026.70

Finding the Fourth Proportional to 8,266.67, 12,399.75 and 2,026.70

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Solution

The fourth proportional to 8,266.67, 12,399.75 and 2,026.70 is: 3,039.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.67 : 12,399.75 = 2,026.70 : x
  2. Step 2: Convert to fraction form
    8,266.67/12,399.75 = 2,026.70/x
  3. Step 3: Cross multiply
    8,266.67x = 12,399.75 × 2,026.70
  4. Step 4: Simplify right side
    8,266.67x = 25,130,511.33
  5. Step 5: Solve for x
    x = 25,130,511.33/8,266.67
  6. Step 6: Final answer
    x = 3,039.98

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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.