Home / 12,051.08-16,630.46-6,745.78

Finding the Fourth Proportional to 12,051.08, 16,630.46 and 6,745.78

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Solution

The fourth proportional to 12,051.08, 16,630.46 and 6,745.78 is: 9,309.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051.08 : 16,630.46 = 6,745.78 : x
  2. Step 2: Convert to fraction form
    12,051.08/16,630.46 = 6,745.78/x
  3. Step 3: Cross multiply
    12,051.08x = 16,630.46 × 6,745.78
  4. Step 4: Simplify right side
    12,051.08x = 112,185,474.76
  5. Step 5: Solve for x
    x = 112,185,474.76/12,051.08
  6. Step 6: Final answer
    x = 9,309.16

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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.