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Finding the Fourth Proportional to 3,447.83, 5,168.41 and 1,804.55

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Solution

The fourth proportional to 3,447.83, 5,168.41 and 1,804.55 is: 2,705.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.83 : 5,168.41 = 1,804.55 : x
  2. Step 2: Convert to fraction form
    3,447.83/5,168.41 = 1,804.55/x
  3. Step 3: Cross multiply
    3,447.83x = 5,168.41 × 1,804.55
  4. Step 4: Simplify right side
    3,447.83x = 9,326,623.91
  5. Step 5: Solve for x
    x = 9,326,623.91/3,447.83
  6. Step 6: Final answer
    x = 2,705.07

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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.