Home / 6,071.37-8,378.51-3,418.82

Finding the Fourth Proportional to 6,071.37, 8,378.51 and 3,418.82

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Solution

The fourth proportional to 6,071.37, 8,378.51 and 3,418.82 is: 4,717.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,071.37 : 8,378.51 = 3,418.82 : x
  2. Step 2: Convert to fraction form
    6,071.37/8,378.51 = 3,418.82/x
  3. Step 3: Cross multiply
    6,071.37x = 8,378.51 × 3,418.82
  4. Step 4: Simplify right side
    6,071.37x = 28,644,617.56
  5. Step 5: Solve for x
    x = 28,644,617.56/6,071.37
  6. Step 6: Final answer
    x = 4,717.98

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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.