Home / 3,485.14-5,226.90-1,634.50

Finding the Fourth Proportional to 3,485.14, 5,226.90 and 1,634.50

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Solution

The fourth proportional to 3,485.14, 5,226.90 and 1,634.50 is: 2,451.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.14 : 5,226.90 = 1,634.50 : x
  2. Step 2: Convert to fraction form
    3,485.14/5,226.90 = 1,634.50/x
  3. Step 3: Cross multiply
    3,485.14x = 5,226.90 × 1,634.50
  4. Step 4: Simplify right side
    3,485.14x = 8,543,368.05
  5. Step 5: Solve for x
    x = 8,543,368.05/3,485.14
  6. Step 6: Final answer
    x = 2,451.37

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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.