Home / 3,845.96-5,303.94-2,519.18

Finding the Fourth Proportional to 3,845.96, 5,303.94 and 2,519.18

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Solution

The fourth proportional to 3,845.96, 5,303.94 and 2,519.18 is: 3,474.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.96 : 5,303.94 = 2,519.18 : x
  2. Step 2: Convert to fraction form
    3,845.96/5,303.94 = 2,519.18/x
  3. Step 3: Cross multiply
    3,845.96x = 5,303.94 × 2,519.18
  4. Step 4: Simplify right side
    3,845.96x = 13,361,579.57
  5. Step 5: Solve for x
    x = 13,361,579.57/3,845.96
  6. Step 6: Final answer
    x = 3,474.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.