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Finding the Fourth Proportional to 6,996.44, 10,491.93 and 3,485.30

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Solution

The fourth proportional to 6,996.44, 10,491.93 and 3,485.30 is: 5,226.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,996.44 : 10,491.93 = 3,485.30 : x
  2. Step 2: Convert to fraction form
    6,996.44/10,491.93 = 3,485.30/x
  3. Step 3: Cross multiply
    6,996.44x = 10,491.93 × 3,485.30
  4. Step 4: Simplify right side
    6,996.44x = 36,567,471.17
  5. Step 5: Solve for x
    x = 36,567,471.17/6,996.44
  6. Step 6: Final answer
    x = 5,226.58

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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.