Home / 12,072.46-16,660.48-6,767.24

Finding the Fourth Proportional to 12,072.46, 16,660.48 and 6,767.24

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Solution

The fourth proportional to 12,072.46, 16,660.48 and 6,767.24 is: 9,339.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,072.46 : 16,660.48 = 6,767.24 : x
  2. Step 2: Convert to fraction form
    12,072.46/16,660.48 = 6,767.24/x
  3. Step 3: Cross multiply
    12,072.46x = 16,660.48 × 6,767.24
  4. Step 4: Simplify right side
    12,072.46x = 112,745,466.68
  5. Step 5: Solve for x
    x = 112,745,466.68/12,072.46
  6. Step 6: Final answer
    x = 9,339.06

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1.5x scale

Why These Related Problems?

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