Home / 5,819.45-8,051.96-5,074.95

Finding the Fourth Proportional to 5,819.45, 8,051.96 and 5,074.95

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Solution

The fourth proportional to 5,819.45, 8,051.96 and 5,074.95 is: 7,021.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,819.45 : 8,051.96 = 5,074.95 : x
  2. Step 2: Convert to fraction form
    5,819.45/8,051.96 = 5,074.95/x
  3. Step 3: Cross multiply
    5,819.45x = 8,051.96 × 5,074.95
  4. Step 4: Simplify right side
    5,819.45x = 40,863,294.40
  5. Step 5: Solve for x
    x = 40,863,294.40/5,819.45
  6. Step 6: Final answer
    x = 7,021.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.