Home / 3,962.51-5,467.68-2,283.78

Finding the Fourth Proportional to 3,962.51, 5,467.68 and 2,283.78

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Solution

The fourth proportional to 3,962.51, 5,467.68 and 2,283.78 is: 3,151.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.51 : 5,467.68 = 2,283.78 : x
  2. Step 2: Convert to fraction form
    3,962.51/5,467.68 = 2,283.78/x
  3. Step 3: Cross multiply
    3,962.51x = 5,467.68 × 2,283.78
  4. Step 4: Simplify right side
    3,962.51x = 12,486,998.73
  5. Step 5: Solve for x
    x = 12,486,998.73/3,962.51
  6. Step 6: Final answer
    x = 3,151.29

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1.5x scale

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.