Home / 1,414.08-2,106.54-1,371.09

Finding the Fourth Proportional to 1,414.08, 2,106.54 and 1,371.09

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Solution

The fourth proportional to 1,414.08, 2,106.54 and 1,371.09 is: 2,042.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414.08 : 2,106.54 = 1,371.09 : x
  2. Step 2: Convert to fraction form
    1,414.08/2,106.54 = 1,371.09/x
  3. Step 3: Cross multiply
    1,414.08x = 2,106.54 × 1,371.09
  4. Step 4: Simplify right side
    1,414.08x = 2,888,255.93
  5. Step 5: Solve for x
    x = 2,888,255.93/1,414.08
  6. Step 6: Final answer
    x = 2,042.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.