Home / 12,017.28-16,584.68-6,711.96

Finding the Fourth Proportional to 12,017.28, 16,584.68 and 6,711.96

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Solution

The fourth proportional to 12,017.28, 16,584.68 and 6,711.96 is: 9,262.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,017.28 : 16,584.68 = 6,711.96 : x
  2. Step 2: Convert to fraction form
    12,017.28/16,584.68 = 6,711.96/x
  3. Step 3: Cross multiply
    12,017.28x = 16,584.68 × 6,711.96
  4. Step 4: Simplify right side
    12,017.28x = 111,315,708.77
  5. Step 5: Solve for x
    x = 111,315,708.77/12,017.28
  6. Step 6: Final answer
    x = 9,262.97

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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.