Home / 2,419.08-3,620.38-1,873.68

Finding the Fourth Proportional to 2,419.08, 3,620.38 and 1,873.68

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Solution

The fourth proportional to 2,419.08, 3,620.38 and 1,873.68 is: 2,804.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419.08 : 3,620.38 = 1,873.68 : x
  2. Step 2: Convert to fraction form
    2,419.08/3,620.38 = 1,873.68/x
  3. Step 3: Cross multiply
    2,419.08x = 3,620.38 × 1,873.68
  4. Step 4: Simplify right side
    2,419.08x = 6,783,433.60
  5. Step 5: Solve for x
    x = 6,783,433.60/2,419.08
  6. Step 6: Final answer
    x = 2,804.14

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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.