Home / 5,682.42-8,507.97-4,291.47

Finding the Fourth Proportional to 5,682.42, 8,507.97 and 4,291.47

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Solution

The fourth proportional to 5,682.42, 8,507.97 and 4,291.47 is: 6,425.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.42 : 8,507.97 = 4,291.47 : x
  2. Step 2: Convert to fraction form
    5,682.42/8,507.97 = 4,291.47/x
  3. Step 3: Cross multiply
    5,682.42x = 8,507.97 × 4,291.47
  4. Step 4: Simplify right side
    5,682.42x = 36,511,698.02
  5. Step 5: Solve for x
    x = 36,511,698.02/5,682.42
  6. Step 6: Final answer
    x = 6,425.38

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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.