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Finding the Fourth Proportional to 6,698.88, 10,048.26 and 5,239.24

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Solution

The fourth proportional to 6,698.88, 10,048.26 and 5,239.24 is: 7,858.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,698.88 : 10,048.26 = 5,239.24 : x
  2. Step 2: Convert to fraction form
    6,698.88/10,048.26 = 5,239.24/x
  3. Step 3: Cross multiply
    6,698.88x = 10,048.26 × 5,239.24
  4. Step 4: Simplify right side
    6,698.88x = 52,645,245.72
  5. Step 5: Solve for x
    x = 52,645,245.72/6,698.88
  6. Step 6: Final answer
    x = 7,858.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.