Home / 1,804.40-2,493.44-1,627.28

Finding the Fourth Proportional to 1,804.40, 2,493.44 and 1,627.28

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Solution

The fourth proportional to 1,804.40, 2,493.44 and 1,627.28 is: 2,248.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804.40 : 2,493.44 = 1,627.28 : x
  2. Step 2: Convert to fraction form
    1,804.40/2,493.44 = 1,627.28/x
  3. Step 3: Cross multiply
    1,804.40x = 2,493.44 × 1,627.28
  4. Step 4: Simplify right side
    1,804.40x = 4,057,525.04
  5. Step 5: Solve for x
    x = 4,057,525.04/1,804.40
  6. Step 6: Final answer
    x = 2,248.68

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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.