Home / 4,268.57-6,394.57-2,803.28

Finding the Fourth Proportional to 4,268.57, 6,394.57 and 2,803.28

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Solution

The fourth proportional to 4,268.57, 6,394.57 and 2,803.28 is: 4,199.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.57 : 6,394.57 = 2,803.28 : x
  2. Step 2: Convert to fraction form
    4,268.57/6,394.57 = 2,803.28/x
  3. Step 3: Cross multiply
    4,268.57x = 6,394.57 × 2,803.28
  4. Step 4: Simplify right side
    4,268.57x = 17,925,770.19
  5. Step 5: Solve for x
    x = 17,925,770.19/4,268.57
  6. Step 6: Final answer
    x = 4,199.48

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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.