Home / 11,884.46-16,401.63-6,915.50

Finding the Fourth Proportional to 11,884.46, 16,401.63 and 6,915.50

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Solution

The fourth proportional to 11,884.46, 16,401.63 and 6,915.50 is: 9,544.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,884.46 : 16,401.63 = 6,915.50 : x
  2. Step 2: Convert to fraction form
    11,884.46/16,401.63 = 6,915.50/x
  3. Step 3: Cross multiply
    11,884.46x = 16,401.63 × 6,915.50
  4. Step 4: Simplify right side
    11,884.46x = 113,425,472.27
  5. Step 5: Solve for x
    x = 113,425,472.27/11,884.46
  6. Step 6: Final answer
    x = 9,544.02

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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.