Home / 3,804.19-5,249.73-2,125.63

Finding the Fourth Proportional to 3,804.19, 5,249.73 and 2,125.63

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Solution

The fourth proportional to 3,804.19, 5,249.73 and 2,125.63 is: 2,933.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,804.19 : 5,249.73 = 2,125.63 : x
  2. Step 2: Convert to fraction form
    3,804.19/5,249.73 = 2,125.63/x
  3. Step 3: Cross multiply
    3,804.19x = 5,249.73 × 2,125.63
  4. Step 4: Simplify right side
    3,804.19x = 11,158,983.58
  5. Step 5: Solve for x
    x = 11,158,983.58/3,804.19
  6. Step 6: Final answer
    x = 2,933.34

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Half scale
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Double scale
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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.