Home / 2,783.26-4,176.33-1,224.36

Finding the Fourth Proportional to 2,783.26, 4,176.33 and 1,224.36

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Solution

The fourth proportional to 2,783.26, 4,176.33 and 1,224.36 is: 1,837.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.26 : 4,176.33 = 1,224.36 : x
  2. Step 2: Convert to fraction form
    2,783.26/4,176.33 = 1,224.36/x
  3. Step 3: Cross multiply
    2,783.26x = 4,176.33 × 1,224.36
  4. Step 4: Simplify right side
    2,783.26x = 5,113,331.40
  5. Step 5: Solve for x
    x = 5,113,331.40/2,783.26
  6. Step 6: Final answer
    x = 1,837.17

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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.