Home / 5,474.00-8,211.08-1,578.42

Finding the Fourth Proportional to 5,474.00, 8,211.08 and 1,578.42

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Solution

The fourth proportional to 5,474.00, 8,211.08 and 1,578.42 is: 2,367.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.00 : 8,211.08 = 1,578.42 : x
  2. Step 2: Convert to fraction form
    5,474.00/8,211.08 = 1,578.42/x
  3. Step 3: Cross multiply
    5,474.00x = 8,211.08 × 1,578.42
  4. Step 4: Simplify right side
    5,474.00x = 12,960,536.84
  5. Step 5: Solve for x
    x = 12,960,536.84/5,474.00
  6. Step 6: Final answer
    x = 2,367.65

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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.