Home / 6,990.44-10,485.64-1,796.30

Finding the Fourth Proportional to 6,990.44, 10,485.64 and 1,796.30

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Solution

The fourth proportional to 6,990.44, 10,485.64 and 1,796.30 is: 2,694.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990.44 : 10,485.64 = 1,796.30 : x
  2. Step 2: Convert to fraction form
    6,990.44/10,485.64 = 1,796.30/x
  3. Step 3: Cross multiply
    6,990.44x = 10,485.64 × 1,796.30
  4. Step 4: Simplify right side
    6,990.44x = 18,835,355.13
  5. Step 5: Solve for x
    x = 18,835,355.13/6,990.44
  6. Step 6: Final answer
    x = 2,694.44

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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.