Home / 6,447.23-9,672.05-2,551.94

Finding the Fourth Proportional to 6,447.23, 9,672.05 and 2,551.94

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Solution

The fourth proportional to 6,447.23, 9,672.05 and 2,551.94 is: 3,828.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447.23 : 9,672.05 = 2,551.94 : x
  2. Step 2: Convert to fraction form
    6,447.23/9,672.05 = 2,551.94/x
  3. Step 3: Cross multiply
    6,447.23x = 9,672.05 × 2,551.94
  4. Step 4: Simplify right side
    6,447.23x = 24,682,491.28
  5. Step 5: Solve for x
    x = 24,682,491.28/6,447.23
  6. Step 6: Final answer
    x = 3,828.39

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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.