Home / 8,050.86-12,077.91-2,785.59

Finding the Fourth Proportional to 8,050.86, 12,077.91 and 2,785.59

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Solution

The fourth proportional to 8,050.86, 12,077.91 and 2,785.59 is: 4,178.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,050.86 : 12,077.91 = 2,785.59 : x
  2. Step 2: Convert to fraction form
    8,050.86/12,077.91 = 2,785.59/x
  3. Step 3: Cross multiply
    8,050.86x = 12,077.91 × 2,785.59
  4. Step 4: Simplify right side
    8,050.86x = 33,644,105.32
  5. Step 5: Solve for x
    x = 33,644,105.32/8,050.86
  6. Step 6: Final answer
    x = 4,178.95

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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.