Home / 3,207.21-4,425.93-1,882.05

Finding the Fourth Proportional to 3,207.21, 4,425.93 and 1,882.05

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Solution

The fourth proportional to 3,207.21, 4,425.93 and 1,882.05 is: 2,597.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.21 : 4,425.93 = 1,882.05 : x
  2. Step 2: Convert to fraction form
    3,207.21/4,425.93 = 1,882.05/x
  3. Step 3: Cross multiply
    3,207.21x = 4,425.93 × 1,882.05
  4. Step 4: Simplify right side
    3,207.21x = 8,329,821.56
  5. Step 5: Solve for x
    x = 8,329,821.56/3,207.21
  6. Step 6: Final answer
    x = 2,597.22

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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.