Home / 3,289.47-4,539.60-1,873.29

Finding the Fourth Proportional to 3,289.47, 4,539.60 and 1,873.29

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Solution

The fourth proportional to 3,289.47, 4,539.60 and 1,873.29 is: 2,585.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.47 : 4,539.60 = 1,873.29 : x
  2. Step 2: Convert to fraction form
    3,289.47/4,539.60 = 1,873.29/x
  3. Step 3: Cross multiply
    3,289.47x = 4,539.60 × 1,873.29
  4. Step 4: Simplify right side
    3,289.47x = 8,503,987.28
  5. Step 5: Solve for x
    x = 8,503,987.28/3,289.47
  6. Step 6: Final answer
    x = 2,585.22

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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.