Home / 2,963.04-4,443.60-1,015.20

Finding the Fourth Proportional to 2,963.04, 4,443.60 and 1,015.20

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Solution

The fourth proportional to 2,963.04, 4,443.60 and 1,015.20 is: 1,522.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.04 : 4,443.60 = 1,015.20 : x
  2. Step 2: Convert to fraction form
    2,963.04/4,443.60 = 1,015.20/x
  3. Step 3: Cross multiply
    2,963.04x = 4,443.60 × 1,015.20
  4. Step 4: Simplify right side
    2,963.04x = 4,511,142.72
  5. Step 5: Solve for x
    x = 4,511,142.72/2,963.04
  6. Step 6: Final answer
    x = 1,522.47

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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.