Home / 3,323.05-4,975.66-1,858.03

Finding the Fourth Proportional to 3,323.05, 4,975.66 and 1,858.03

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Solution

The fourth proportional to 3,323.05, 4,975.66 and 1,858.03 is: 2,782.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,323.05 : 4,975.66 = 1,858.03 : x
  2. Step 2: Convert to fraction form
    3,323.05/4,975.66 = 1,858.03/x
  3. Step 3: Cross multiply
    3,323.05x = 4,975.66 × 1,858.03
  4. Step 4: Simplify right side
    3,323.05x = 9,244,925.55
  5. Step 5: Solve for x
    x = 9,244,925.55/3,323.05
  6. Step 6: Final answer
    x = 2,782.06

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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.