Home / 4,268.70-6,403.56-1,803.18

Finding the Fourth Proportional to 4,268.70, 6,403.56 and 1,803.18

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Solution

The fourth proportional to 4,268.70, 6,403.56 and 1,803.18 is: 2,704.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.70 : 6,403.56 = 1,803.18 : x
  2. Step 2: Convert to fraction form
    4,268.70/6,403.56 = 1,803.18/x
  3. Step 3: Cross multiply
    4,268.70x = 6,403.56 × 1,803.18
  4. Step 4: Simplify right side
    4,268.70x = 11,546,771.32
  5. Step 5: Solve for x
    x = 11,546,771.32/4,268.70
  6. Step 6: Final answer
    x = 2,704.99

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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.