Home / 3,537.62-4,878.97-2,655.38

Finding the Fourth Proportional to 3,537.62, 4,878.97 and 2,655.38

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Solution

The fourth proportional to 3,537.62, 4,878.97 and 2,655.38 is: 3,662.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.62 : 4,878.97 = 2,655.38 : x
  2. Step 2: Convert to fraction form
    3,537.62/4,878.97 = 2,655.38/x
  3. Step 3: Cross multiply
    3,537.62x = 4,878.97 × 2,655.38
  4. Step 4: Simplify right side
    3,537.62x = 12,955,519.36
  5. Step 5: Solve for x
    x = 12,955,519.36/3,537.62
  6. Step 6: Final answer
    x = 3,662.21

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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.