Home / 2,273.81-3,137.54-1,329.35

Finding the Fourth Proportional to 2,273.81, 3,137.54 and 1,329.35

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Solution

The fourth proportional to 2,273.81, 3,137.54 and 1,329.35 is: 1,834.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.81 : 3,137.54 = 1,329.35 : x
  2. Step 2: Convert to fraction form
    2,273.81/3,137.54 = 1,329.35/x
  3. Step 3: Cross multiply
    2,273.81x = 3,137.54 × 1,329.35
  4. Step 4: Simplify right side
    2,273.81x = 4,170,866.46
  5. Step 5: Solve for x
    x = 4,170,866.46/2,273.81
  6. Step 6: Final answer
    x = 1,834.31

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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.