Home / 1,644.63-2,467.35-1,355.46

Finding the Fourth Proportional to 1,644.63, 2,467.35 and 1,355.46

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Solution

The fourth proportional to 1,644.63, 2,467.35 and 1,355.46 is: 2,033.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644.63 : 2,467.35 = 1,355.46 : x
  2. Step 2: Convert to fraction form
    1,644.63/2,467.35 = 1,355.46/x
  3. Step 3: Cross multiply
    1,644.63x = 2,467.35 × 1,355.46
  4. Step 4: Simplify right side
    1,644.63x = 3,344,394.23
  5. Step 5: Solve for x
    x = 3,344,394.23/1,644.63
  6. Step 6: Final answer
    x = 2,033.52

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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.