Home / 1,450.88-2,172.18-962.96

Finding the Fourth Proportional to 1,450.88, 2,172.18 and 962.96

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Solution

The fourth proportional to 1,450.88, 2,172.18 and 962.96 is: 1,441.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450.88 : 2,172.18 = 962.96 : x
  2. Step 2: Convert to fraction form
    1,450.88/2,172.18 = 962.96/x
  3. Step 3: Cross multiply
    1,450.88x = 2,172.18 × 962.96
  4. Step 4: Simplify right side
    1,450.88x = 2,091,722.45
  5. Step 5: Solve for x
    x = 2,091,722.45/1,450.88
  6. Step 6: Final answer
    x = 1,441.69

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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.