Home / 8,861.44-13,290.72-2,704

Finding the Fourth Proportional to 8,861.44, 13,290.72 and 2,704

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Solution

The fourth proportional to 8,861.44, 13,290.72 and 2,704 is: 4,055.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861.44 : 13,290.72 = 2,704 : x
  2. Step 2: Convert to fraction form
    8,861.44/13,290.72 = 2,704/x
  3. Step 3: Cross multiply
    8,861.44x = 13,290.72 × 2,704
  4. Step 4: Simplify right side
    8,861.44x = 35,938,106.88
  5. Step 5: Solve for x
    x = 35,938,106.88/8,861.44
  6. Step 6: Final answer
    x = 4,055.56

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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.