Home / 1,444.26-1,992.06-1,396.04

Finding the Fourth Proportional to 1,444.26, 1,992.06 and 1,396.04

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Solution

The fourth proportional to 1,444.26, 1,992.06 and 1,396.04 is: 1,925.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444.26 : 1,992.06 = 1,396.04 : x
  2. Step 2: Convert to fraction form
    1,444.26/1,992.06 = 1,396.04/x
  3. Step 3: Cross multiply
    1,444.26x = 1,992.06 × 1,396.04
  4. Step 4: Simplify right side
    1,444.26x = 2,780,985.48
  5. Step 5: Solve for x
    x = 2,780,985.48/1,444.26
  6. Step 6: Final answer
    x = 1,925.54

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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.