Home / 3,485.16-5,226.88-1,634.52

Finding the Fourth Proportional to 3,485.16, 5,226.88 and 1,634.52

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Solution

The fourth proportional to 3,485.16, 5,226.88 and 1,634.52 is: 2,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.16 : 5,226.88 = 1,634.52 : x
  2. Step 2: Convert to fraction form
    3,485.16/5,226.88 = 1,634.52/x
  3. Step 3: Cross multiply
    3,485.16x = 5,226.88 × 1,634.52
  4. Step 4: Simplify right side
    3,485.16x = 8,543,439.90
  5. Step 5: Solve for x
    x = 8,543,439.90/3,485.16
  6. Step 6: Final answer
    x = 2,451.38

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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.