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Finding the Fourth Proportional to 1,396.24, 2,093.24 and 1,203.50

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Solution

The fourth proportional to 1,396.24, 2,093.24 and 1,203.50 is: 1,804.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396.24 : 2,093.24 = 1,203.50 : x
  2. Step 2: Convert to fraction form
    1,396.24/2,093.24 = 1,203.50/x
  3. Step 3: Cross multiply
    1,396.24x = 2,093.24 × 1,203.50
  4. Step 4: Simplify right side
    1,396.24x = 2,519,222.58
  5. Step 5: Solve for x
    x = 2,519,222.58/1,396.24
  6. Step 6: Final answer
    x = 1,804.29

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1.5x scale

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.