Home / 2,378.33-3,567.96-1,208.99

Finding the Fourth Proportional to 2,378.33, 3,567.96 and 1,208.99

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Solution

The fourth proportional to 2,378.33, 3,567.96 and 1,208.99 is: 1,813.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378.33 : 3,567.96 = 1,208.99 : x
  2. Step 2: Convert to fraction form
    2,378.33/3,567.96 = 1,208.99/x
  3. Step 3: Cross multiply
    2,378.33x = 3,567.96 × 1,208.99
  4. Step 4: Simplify right side
    2,378.33x = 4,313,610.12
  5. Step 5: Solve for x
    x = 4,313,610.12/2,378.33
  6. Step 6: Final answer
    x = 1,813.72

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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.