Home / 2,938.44-4,409.01-1,477.74

Finding the Fourth Proportional to 2,938.44, 4,409.01 and 1,477.74

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Solution

The fourth proportional to 2,938.44, 4,409.01 and 1,477.74 is: 2,217.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938.44 : 4,409.01 = 1,477.74 : x
  2. Step 2: Convert to fraction form
    2,938.44/4,409.01 = 1,477.74/x
  3. Step 3: Cross multiply
    2,938.44x = 4,409.01 × 1,477.74
  4. Step 4: Simplify right side
    2,938.44x = 6,515,370.44
  5. Step 5: Solve for x
    x = 6,515,370.44/2,938.44
  6. Step 6: Final answer
    x = 2,217.29

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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.