Home / 6,336.05-8,739.63-4,063.79

Finding the Fourth Proportional to 6,336.05, 8,739.63 and 4,063.79

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Solution

The fourth proportional to 6,336.05, 8,739.63 and 4,063.79 is: 5,605.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,336.05 : 8,739.63 = 4,063.79 : x
  2. Step 2: Convert to fraction form
    6,336.05/8,739.63 = 4,063.79/x
  3. Step 3: Cross multiply
    6,336.05x = 8,739.63 × 4,063.79
  4. Step 4: Simplify right side
    6,336.05x = 35,516,028.65
  5. Step 5: Solve for x
    x = 35,516,028.65/6,336.05
  6. Step 6: Final answer
    x = 5,605.39

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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.