Home / 6,255.63-8,631.27-3,738.69

Finding the Fourth Proportional to 6,255.63, 8,631.27 and 3,738.69

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Solution

The fourth proportional to 6,255.63, 8,631.27 and 3,738.69 is: 5,158.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.63 : 8,631.27 = 3,738.69 : x
  2. Step 2: Convert to fraction form
    6,255.63/8,631.27 = 3,738.69/x
  3. Step 3: Cross multiply
    6,255.63x = 8,631.27 × 3,738.69
  4. Step 4: Simplify right side
    6,255.63x = 32,269,642.84
  5. Step 5: Solve for x
    x = 32,269,642.84/6,255.63
  6. Step 6: Final answer
    x = 5,158.50

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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.