Home / 2,440.89-3,361.19-2,386.41

Finding the Fourth Proportional to 2,440.89, 3,361.19 and 2,386.41

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Solution

The fourth proportional to 2,440.89, 3,361.19 and 2,386.41 is: 3,286.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.89 : 3,361.19 = 2,386.41 : x
  2. Step 2: Convert to fraction form
    2,440.89/3,361.19 = 2,386.41/x
  3. Step 3: Cross multiply
    2,440.89x = 3,361.19 × 2,386.41
  4. Step 4: Simplify right side
    2,440.89x = 8,021,165.50
  5. Step 5: Solve for x
    x = 8,021,165.50/2,440.89
  6. Step 6: Final answer
    x = 3,286.16

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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.