Home / 2,804.40-4,198.44-1,827.12

Finding the Fourth Proportional to 2,804.40, 4,198.44 and 1,827.12

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Solution

The fourth proportional to 2,804.40, 4,198.44 and 1,827.12 is: 2,735.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.40 : 4,198.44 = 1,827.12 : x
  2. Step 2: Convert to fraction form
    2,804.40/4,198.44 = 1,827.12/x
  3. Step 3: Cross multiply
    2,804.40x = 4,198.44 × 1,827.12
  4. Step 4: Simplify right side
    2,804.40x = 7,671,053.69
  5. Step 5: Solve for x
    x = 7,671,053.69/2,804.40
  6. Step 6: Final answer
    x = 2,735.36

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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.