Home / 2,935.78-4,403.67-1,203.19

Finding the Fourth Proportional to 2,935.78, 4,403.67 and 1,203.19

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Solution

The fourth proportional to 2,935.78, 4,403.67 and 1,203.19 is: 1,804.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.78 : 4,403.67 = 1,203.19 : x
  2. Step 2: Convert to fraction form
    2,935.78/4,403.67 = 1,203.19/x
  3. Step 3: Cross multiply
    2,935.78x = 4,403.67 × 1,203.19
  4. Step 4: Simplify right side
    2,935.78x = 5,298,436.19
  5. Step 5: Solve for x
    x = 5,298,436.19/2,935.78
  6. Step 6: Final answer
    x = 1,804.78

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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.