Home / 4,391.20-6,583.56-2,080

Finding the Fourth Proportional to 4,391.20, 6,583.56 and 2,080

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Solution

The fourth proportional to 4,391.20, 6,583.56 and 2,080 is: 3,118.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.20 : 6,583.56 = 2,080 : x
  2. Step 2: Convert to fraction form
    4,391.20/6,583.56 = 2,080/x
  3. Step 3: Cross multiply
    4,391.20x = 6,583.56 × 2,080
  4. Step 4: Simplify right side
    4,391.20x = 13,693,804.80
  5. Step 5: Solve for x
    x = 13,693,804.80/4,391.20
  6. Step 6: Final answer
    x = 3,118.47

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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.