Home / 11,885.45-16,397.12-6,846.97

Finding the Fourth Proportional to 11,885.45, 16,397.12 and 6,846.97

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Solution

The fourth proportional to 11,885.45, 16,397.12 and 6,846.97 is: 9,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,885.45 : 16,397.12 = 6,846.97 : x
  2. Step 2: Convert to fraction form
    11,885.45/16,397.12 = 6,846.97/x
  3. Step 3: Cross multiply
    11,885.45x = 16,397.12 × 6,846.97
  4. Step 4: Simplify right side
    11,885.45x = 112,270,588.73
  5. Step 5: Solve for x
    x = 112,270,588.73/11,885.45
  6. Step 6: Final answer
    x = 9,446.05

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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.