Home / 7,980.24-11,012.34-6,093.15

Finding the Fourth Proportional to 7,980.24, 11,012.34 and 6,093.15

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Solution

The fourth proportional to 7,980.24, 11,012.34 and 6,093.15 is: 8,408.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,980.24 : 11,012.34 = 6,093.15 : x
  2. Step 2: Convert to fraction form
    7,980.24/11,012.34 = 6,093.15/x
  3. Step 3: Cross multiply
    7,980.24x = 11,012.34 × 6,093.15
  4. Step 4: Simplify right side
    7,980.24x = 67,099,839.47
  5. Step 5: Solve for x
    x = 67,099,839.47/7,980.24
  6. Step 6: Final answer
    x = 8,408.25

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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.