Home / 2,202.36-3,038.94-1,374.36

Finding the Fourth Proportional to 2,202.36, 3,038.94 and 1,374.36

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Solution

The fourth proportional to 2,202.36, 3,038.94 and 1,374.36 is: 1,896.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.36 : 3,038.94 = 1,374.36 : x
  2. Step 2: Convert to fraction form
    2,202.36/3,038.94 = 1,374.36/x
  3. Step 3: Cross multiply
    2,202.36x = 3,038.94 × 1,374.36
  4. Step 4: Simplify right side
    2,202.36x = 4,176,597.58
  5. Step 5: Solve for x
    x = 4,176,597.58/2,202.36
  6. Step 6: Final answer
    x = 1,896.42

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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.