Home / 8,266.54-12,399.56-2,026.57

Finding the Fourth Proportional to 8,266.54, 12,399.56 and 2,026.57

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Solution

The fourth proportional to 8,266.54, 12,399.56 and 2,026.57 is: 3,039.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.54 : 12,399.56 = 2,026.57 : x
  2. Step 2: Convert to fraction form
    8,266.54/12,399.56 = 2,026.57/x
  3. Step 3: Cross multiply
    8,266.54x = 12,399.56 × 2,026.57
  4. Step 4: Simplify right side
    8,266.54x = 25,128,576.31
  5. Step 5: Solve for x
    x = 25,128,576.31/8,266.54
  6. Step 6: Final answer
    x = 3,039.79

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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.