Home / 3,264.66-4,895.88-1,072.80

Finding the Fourth Proportional to 3,264.66, 4,895.88 and 1,072.80

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Solution

The fourth proportional to 3,264.66, 4,895.88 and 1,072.80 is: 1,608.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.66 : 4,895.88 = 1,072.80 : x
  2. Step 2: Convert to fraction form
    3,264.66/4,895.88 = 1,072.80/x
  3. Step 3: Cross multiply
    3,264.66x = 4,895.88 × 1,072.80
  4. Step 4: Simplify right side
    3,264.66x = 5,252,300.06
  5. Step 5: Solve for x
    x = 5,252,300.06/3,264.66
  6. Step 6: Final answer
    x = 1,608.84

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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.