Home / 5,518.38-8,277.42-3,051.92

Finding the Fourth Proportional to 5,518.38, 8,277.42 and 3,051.92

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Solution

The fourth proportional to 5,518.38, 8,277.42 and 3,051.92 is: 4,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.38 : 8,277.42 = 3,051.92 : x
  2. Step 2: Convert to fraction form
    5,518.38/8,277.42 = 3,051.92/x
  3. Step 3: Cross multiply
    5,518.38x = 8,277.42 × 3,051.92
  4. Step 4: Simplify right side
    5,518.38x = 25,262,023.65
  5. Step 5: Solve for x
    x = 25,262,023.65/5,518.38
  6. Step 6: Final answer
    x = 4,577.80

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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.