Home / 3,055.36-4,590.32-1,961.84

Finding the Fourth Proportional to 3,055.36, 4,590.32 and 1,961.84

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Solution

The fourth proportional to 3,055.36, 4,590.32 and 1,961.84 is: 2,947.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.36 : 4,590.32 = 1,961.84 : x
  2. Step 2: Convert to fraction form
    3,055.36/4,590.32 = 1,961.84/x
  3. Step 3: Cross multiply
    3,055.36x = 4,590.32 × 1,961.84
  4. Step 4: Simplify right side
    3,055.36x = 9,005,473.39
  5. Step 5: Solve for x
    x = 9,005,473.39/3,055.36
  6. Step 6: Final answer
    x = 2,947.43

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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.