Home / 8,436.96-11,626.56-6,074.64

Finding the Fourth Proportional to 8,436.96, 11,626.56 and 6,074.64

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Solution

The fourth proportional to 8,436.96, 11,626.56 and 6,074.64 is: 8,371.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436.96 : 11,626.56 = 6,074.64 : x
  2. Step 2: Convert to fraction form
    8,436.96/11,626.56 = 6,074.64/x
  3. Step 3: Cross multiply
    8,436.96x = 11,626.56 × 6,074.64
  4. Step 4: Simplify right side
    8,436.96x = 70,627,166.44
  5. Step 5: Solve for x
    x = 70,627,166.44/8,436.96
  6. Step 6: Final answer
    x = 8,371.16

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