Home / 3,412.83-5,116.06-1,850.55

Finding the Fourth Proportional to 3,412.83, 5,116.06 and 1,850.55

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Solution

The fourth proportional to 3,412.83, 5,116.06 and 1,850.55 is: 2,774.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412.83 : 5,116.06 = 1,850.55 : x
  2. Step 2: Convert to fraction form
    3,412.83/5,116.06 = 1,850.55/x
  3. Step 3: Cross multiply
    3,412.83x = 5,116.06 × 1,850.55
  4. Step 4: Simplify right side
    3,412.83x = 9,467,507.96
  5. Step 5: Solve for x
    x = 9,467,507.96/3,412.83
  6. Step 6: Final answer
    x = 2,774.09

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1.5x scale

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.