Home / 11,772.64-16,246.28-6,467.80

Finding the Fourth Proportional to 11,772.64, 16,246.28 and 6,467.80

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Solution

The fourth proportional to 11,772.64, 16,246.28 and 6,467.80 is: 8,925.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,772.64 : 16,246.28 = 6,467.80 : x
  2. Step 2: Convert to fraction form
    11,772.64/16,246.28 = 6,467.80/x
  3. Step 3: Cross multiply
    11,772.64x = 16,246.28 × 6,467.80
  4. Step 4: Simplify right side
    11,772.64x = 105,077,689.78
  5. Step 5: Solve for x
    x = 105,077,689.78/11,772.64
  6. Step 6: Final answer
    x = 8,925.58

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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.