Home / 3,324.19-4,988.22-1,245.65

Finding the Fourth Proportional to 3,324.19, 4,988.22 and 1,245.65

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Solution

The fourth proportional to 3,324.19, 4,988.22 and 1,245.65 is: 1,869.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.19 : 4,988.22 = 1,245.65 : x
  2. Step 2: Convert to fraction form
    3,324.19/4,988.22 = 1,245.65/x
  3. Step 3: Cross multiply
    3,324.19x = 4,988.22 × 1,245.65
  4. Step 4: Simplify right side
    3,324.19x = 6,213,599.23
  5. Step 5: Solve for x
    x = 6,213,599.23/3,324.19
  6. Step 6: Final answer
    x = 1,869.21

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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.