Home / 1,940.14-2,676.98-1,154.03

Finding the Fourth Proportional to 1,940.14, 2,676.98 and 1,154.03

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Solution

The fourth proportional to 1,940.14, 2,676.98 and 1,154.03 is: 1,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940.14 : 2,676.98 = 1,154.03 : x
  2. Step 2: Convert to fraction form
    1,940.14/2,676.98 = 1,154.03/x
  3. Step 3: Cross multiply
    1,940.14x = 2,676.98 × 1,154.03
  4. Step 4: Simplify right side
    1,940.14x = 3,089,309.46
  5. Step 5: Solve for x
    x = 3,089,309.46/1,940.14
  6. Step 6: Final answer
    x = 1,592.32

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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.