Home / 2,273.14-3,137.19-1,329.17

Finding the Fourth Proportional to 2,273.14, 3,137.19 and 1,329.17

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Solution

The fourth proportional to 2,273.14, 3,137.19 and 1,329.17 is: 1,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.14 : 3,137.19 = 1,329.17 : x
  2. Step 2: Convert to fraction form
    2,273.14/3,137.19 = 1,329.17/x
  3. Step 3: Cross multiply
    2,273.14x = 3,137.19 × 1,329.17
  4. Step 4: Simplify right side
    2,273.14x = 4,169,858.83
  5. Step 5: Solve for x
    x = 4,169,858.83/2,273.14
  6. Step 6: Final answer
    x = 1,834.40

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1.5x scale

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.