Home / 6,326.83-8,731.04-3,455.56

Finding the Fourth Proportional to 6,326.83, 8,731.04 and 3,455.56

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Solution

The fourth proportional to 6,326.83, 8,731.04 and 3,455.56 is: 4,768.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,326.83 : 8,731.04 = 3,455.56 : x
  2. Step 2: Convert to fraction form
    6,326.83/8,731.04 = 3,455.56/x
  3. Step 3: Cross multiply
    6,326.83x = 8,731.04 × 3,455.56
  4. Step 4: Simplify right side
    6,326.83x = 30,170,571.65
  5. Step 5: Solve for x
    x = 30,170,571.65/6,326.83
  6. Step 6: Final answer
    x = 4,768.67

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1.5x scale

Why These Related Problems?

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