Home / 3,282.58-4,923.84-1,091.47

Finding the Fourth Proportional to 3,282.58, 4,923.84 and 1,091.47

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Solution

The fourth proportional to 3,282.58, 4,923.84 and 1,091.47 is: 1,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.58 : 4,923.84 = 1,091.47 : x
  2. Step 2: Convert to fraction form
    3,282.58/4,923.84 = 1,091.47/x
  3. Step 3: Cross multiply
    3,282.58x = 4,923.84 × 1,091.47
  4. Step 4: Simplify right side
    3,282.58x = 5,374,223.64
  5. Step 5: Solve for x
    x = 5,374,223.64/3,282.58
  6. Step 6: Final answer
    x = 1,637.20

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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.