Home / 8,268.03-12,374.37-6,787.22

Finding the Fourth Proportional to 8,268.03, 12,374.37 and 6,787.22

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Solution

The fourth proportional to 8,268.03, 12,374.37 and 6,787.22 is: 10,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.03 : 12,374.37 = 6,787.22 : x
  2. Step 2: Convert to fraction form
    8,268.03/12,374.37 = 6,787.22/x
  3. Step 3: Cross multiply
    8,268.03x = 12,374.37 × 6,787.22
  4. Step 4: Simplify right side
    8,268.03x = 83,987,509.68
  5. Step 5: Solve for x
    x = 83,987,509.68/8,268.03
  6. Step 6: Final answer
    x = 10,158.10

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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.