Home / 5,578.84-8,360.96-4,181.18

Finding the Fourth Proportional to 5,578.84, 8,360.96 and 4,181.18

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Solution

The fourth proportional to 5,578.84, 8,360.96 and 4,181.18 is: 6,266.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.84 : 8,360.96 = 4,181.18 : x
  2. Step 2: Convert to fraction form
    5,578.84/8,360.96 = 4,181.18/x
  3. Step 3: Cross multiply
    5,578.84x = 8,360.96 × 4,181.18
  4. Step 4: Simplify right side
    5,578.84x = 34,958,678.73
  5. Step 5: Solve for x
    x = 34,958,678.73/5,578.84
  6. Step 6: Final answer
    x = 6,266.30

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1.5x scale

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.