Home / 1,836.97-2,756.54-1,316.41

Finding the Fourth Proportional to 1,836.97, 2,756.54 and 1,316.41

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Solution

The fourth proportional to 1,836.97, 2,756.54 and 1,316.41 is: 1,975.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.97 : 2,756.54 = 1,316.41 : x
  2. Step 2: Convert to fraction form
    1,836.97/2,756.54 = 1,316.41/x
  3. Step 3: Cross multiply
    1,836.97x = 2,756.54 × 1,316.41
  4. Step 4: Simplify right side
    1,836.97x = 3,628,730.24
  5. Step 5: Solve for x
    x = 3,628,730.24/1,836.97
  6. Step 6: Final answer
    x = 1,975.39

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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.