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Finding the Fourth Proportional to 6,798.99, 10,188.99 and 3,672.25

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Solution

The fourth proportional to 6,798.99, 10,188.99 and 3,672.25 is: 5,503.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,798.99 : 10,188.99 = 3,672.25 : x
  2. Step 2: Convert to fraction form
    6,798.99/10,188.99 = 3,672.25/x
  3. Step 3: Cross multiply
    6,798.99x = 10,188.99 × 3,672.25
  4. Step 4: Simplify right side
    6,798.99x = 37,416,550.37
  5. Step 5: Solve for x
    x = 37,416,550.37/6,798.99
  6. Step 6: Final answer
    x = 5,503.25

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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.