Home / 3,632.81-5,449.20-2,539.31

Finding the Fourth Proportional to 3,632.81, 5,449.20 and 2,539.31

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Solution

The fourth proportional to 3,632.81, 5,449.20 and 2,539.31 is: 3,808.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.81 : 5,449.20 = 2,539.31 : x
  2. Step 2: Convert to fraction form
    3,632.81/5,449.20 = 2,539.31/x
  3. Step 3: Cross multiply
    3,632.81x = 5,449.20 × 2,539.31
  4. Step 4: Simplify right side
    3,632.81x = 13,837,180.81
  5. Step 5: Solve for x
    x = 13,837,180.81/3,632.81
  6. Step 6: Final answer
    x = 3,808.95

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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.