Home / 5,586.80-8,374.97-1,886.42

Finding the Fourth Proportional to 5,586.80, 8,374.97 and 1,886.42

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Solution

The fourth proportional to 5,586.80, 8,374.97 and 1,886.42 is: 2,827.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.80 : 8,374.97 = 1,886.42 : x
  2. Step 2: Convert to fraction form
    5,586.80/8,374.97 = 1,886.42/x
  3. Step 3: Cross multiply
    5,586.80x = 8,374.97 × 1,886.42
  4. Step 4: Simplify right side
    5,586.80x = 15,798,736.56
  5. Step 5: Solve for x
    x = 15,798,736.56/5,586.80
  6. Step 6: Final answer
    x = 2,827.87

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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.