Home / 3,365.20-4,643.88-1,873.03

Finding the Fourth Proportional to 3,365.20, 4,643.88 and 1,873.03

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Solution

The fourth proportional to 3,365.20, 4,643.88 and 1,873.03 is: 2,584.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.20 : 4,643.88 = 1,873.03 : x
  2. Step 2: Convert to fraction form
    3,365.20/4,643.88 = 1,873.03/x
  3. Step 3: Cross multiply
    3,365.20x = 4,643.88 × 1,873.03
  4. Step 4: Simplify right side
    3,365.20x = 8,698,126.56
  5. Step 5: Solve for x
    x = 8,698,126.56/3,365.20
  6. Step 6: Final answer
    x = 2,584.73

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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.