Home / 8,780.37-12,115.26-5,950.02

Finding the Fourth Proportional to 8,780.37, 12,115.26 and 5,950.02

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Solution

The fourth proportional to 8,780.37, 12,115.26 and 5,950.02 is: 8,209.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,780.37 : 12,115.26 = 5,950.02 : x
  2. Step 2: Convert to fraction form
    8,780.37/12,115.26 = 5,950.02/x
  3. Step 3: Cross multiply
    8,780.37x = 12,115.26 × 5,950.02
  4. Step 4: Simplify right side
    8,780.37x = 72,086,039.31
  5. Step 5: Solve for x
    x = 72,086,039.31/8,780.37
  6. Step 6: Final answer
    x = 8,209.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.