Home / 2,436.36-3,357.90-1,940.64

Finding the Fourth Proportional to 2,436.36, 3,357.90 and 1,940.64

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Solution

The fourth proportional to 2,436.36, 3,357.90 and 1,940.64 is: 2,674.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.36 : 3,357.90 = 1,940.64 : x
  2. Step 2: Convert to fraction form
    2,436.36/3,357.90 = 1,940.64/x
  3. Step 3: Cross multiply
    2,436.36x = 3,357.90 × 1,940.64
  4. Step 4: Simplify right side
    2,436.36x = 6,516,475.06
  5. Step 5: Solve for x
    x = 6,516,475.06/2,436.36
  6. Step 6: Final answer
    x = 2,674.68

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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.