Home / 4,008.82-5,529.38-3,678.34

Finding the Fourth Proportional to 4,008.82, 5,529.38 and 3,678.34

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Solution

The fourth proportional to 4,008.82, 5,529.38 and 3,678.34 is: 5,073.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.82 : 5,529.38 = 3,678.34 : x
  2. Step 2: Convert to fraction form
    4,008.82/5,529.38 = 3,678.34/x
  3. Step 3: Cross multiply
    4,008.82x = 5,529.38 × 3,678.34
  4. Step 4: Simplify right side
    4,008.82x = 20,338,939.63
  5. Step 5: Solve for x
    x = 20,338,939.63/4,008.82
  6. Step 6: Final answer
    x = 5,073.55

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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.