Home / 5,454.42-8,181.40-3,377.98

Finding the Fourth Proportional to 5,454.42, 8,181.40 and 3,377.98

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Solution

The fourth proportional to 5,454.42, 8,181.40 and 3,377.98 is: 5,066.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.42 : 8,181.40 = 3,377.98 : x
  2. Step 2: Convert to fraction form
    5,454.42/8,181.40 = 3,377.98/x
  3. Step 3: Cross multiply
    5,454.42x = 8,181.40 × 3,377.98
  4. Step 4: Simplify right side
    5,454.42x = 27,636,605.57
  5. Step 5: Solve for x
    x = 27,636,605.57/5,454.42
  6. Step 6: Final answer
    x = 5,066.83

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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.