Home / 8,382.96-12,576.06-2,837.21

Finding the Fourth Proportional to 8,382.96, 12,576.06 and 2,837.21

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Solution

The fourth proportional to 8,382.96, 12,576.06 and 2,837.21 is: 4,256.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382.96 : 12,576.06 = 2,837.21 : x
  2. Step 2: Convert to fraction form
    8,382.96/12,576.06 = 2,837.21/x
  3. Step 3: Cross multiply
    8,382.96x = 12,576.06 × 2,837.21
  4. Step 4: Simplify right side
    8,382.96x = 35,680,860.31
  5. Step 5: Solve for x
    x = 35,680,860.31/8,382.96
  6. Step 6: Final answer
    x = 4,256.36

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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.