Home / 4,268.64-6,403.80-1,803.46

Finding the Fourth Proportional to 4,268.64, 6,403.80 and 1,803.46

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Solution

The fourth proportional to 4,268.64, 6,403.80 and 1,803.46 is: 2,705.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.64 : 6,403.80 = 1,803.46 : x
  2. Step 2: Convert to fraction form
    4,268.64/6,403.80 = 1,803.46/x
  3. Step 3: Cross multiply
    4,268.64x = 6,403.80 × 1,803.46
  4. Step 4: Simplify right side
    4,268.64x = 11,548,997.15
  5. Step 5: Solve for x
    x = 11,548,997.15/4,268.64
  6. Step 6: Final answer
    x = 2,705.54

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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.