Home / 2,963.46-4,443.88-1,089.36

Finding the Fourth Proportional to 2,963.46, 4,443.88 and 1,089.36

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Solution

The fourth proportional to 2,963.46, 4,443.88 and 1,089.36 is: 1,633.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.46 : 4,443.88 = 1,089.36 : x
  2. Step 2: Convert to fraction form
    2,963.46/4,443.88 = 1,089.36/x
  3. Step 3: Cross multiply
    2,963.46x = 4,443.88 × 1,089.36
  4. Step 4: Simplify right side
    2,963.46x = 4,840,985.12
  5. Step 5: Solve for x
    x = 4,840,985.12/2,963.46
  6. Step 6: Final answer
    x = 1,633.56

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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.