Home / 3,586.08-5,374.80-1,635.60

Finding the Fourth Proportional to 3,586.08, 5,374.80 and 1,635.60

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Solution

The fourth proportional to 3,586.08, 5,374.80 and 1,635.60 is: 2,451.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.08 : 5,374.80 = 1,635.60 : x
  2. Step 2: Convert to fraction form
    3,586.08/5,374.80 = 1,635.60/x
  3. Step 3: Cross multiply
    3,586.08x = 5,374.80 × 1,635.60
  4. Step 4: Simplify right side
    3,586.08x = 8,791,022.88
  5. Step 5: Solve for x
    x = 8,791,022.88/3,586.08
  6. Step 6: Final answer
    x = 2,451.43

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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.