Home / 8,558.11-12,843.85-4,397.95

Finding the Fourth Proportional to 8,558.11, 12,843.85 and 4,397.95

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Solution

The fourth proportional to 8,558.11, 12,843.85 and 4,397.95 is: 6,600.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.11 : 12,843.85 = 4,397.95 : x
  2. Step 2: Convert to fraction form
    8,558.11/12,843.85 = 4,397.95/x
  3. Step 3: Cross multiply
    8,558.11x = 12,843.85 × 4,397.95
  4. Step 4: Simplify right side
    8,558.11x = 56,486,610.11
  5. Step 5: Solve for x
    x = 56,486,610.11/8,558.11
  6. Step 6: Final answer
    x = 6,600.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.