Home / 5,484.82-8,227.32-1,787.44

Finding the Fourth Proportional to 5,484.82, 8,227.32 and 1,787.44

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Solution

The fourth proportional to 5,484.82, 8,227.32 and 1,787.44 is: 2,681.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.82 : 8,227.32 = 1,787.44 : x
  2. Step 2: Convert to fraction form
    5,484.82/8,227.32 = 1,787.44/x
  3. Step 3: Cross multiply
    5,484.82x = 8,227.32 × 1,787.44
  4. Step 4: Simplify right side
    5,484.82x = 14,705,840.86
  5. Step 5: Solve for x
    x = 14,705,840.86/5,484.82
  6. Step 6: Final answer
    x = 2,681.19

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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.