Home / 3,389.84-4,673.32-2,759.41

Finding the Fourth Proportional to 3,389.84, 4,673.32 and 2,759.41

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Solution

The fourth proportional to 3,389.84, 4,673.32 and 2,759.41 is: 3,804.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.84 : 4,673.32 = 2,759.41 : x
  2. Step 2: Convert to fraction form
    3,389.84/4,673.32 = 2,759.41/x
  3. Step 3: Cross multiply
    3,389.84x = 4,673.32 × 2,759.41
  4. Step 4: Simplify right side
    3,389.84x = 12,895,587.36
  5. Step 5: Solve for x
    x = 12,895,587.36/3,389.84
  6. Step 6: Final answer
    x = 3,804.18

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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.