Home / 2,962.33-4,087.99-1,636.02

Finding the Fourth Proportional to 2,962.33, 4,087.99 and 1,636.02

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Solution

The fourth proportional to 2,962.33, 4,087.99 and 1,636.02 is: 2,257.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.33 : 4,087.99 = 1,636.02 : x
  2. Step 2: Convert to fraction form
    2,962.33/4,087.99 = 1,636.02/x
  3. Step 3: Cross multiply
    2,962.33x = 4,087.99 × 1,636.02
  4. Step 4: Simplify right side
    2,962.33x = 6,688,029.31
  5. Step 5: Solve for x
    x = 6,688,029.31/2,962.33
  6. Step 6: Final answer
    x = 2,257.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.