Home / 11,860.12-16,366.98-6,554.94

Finding the Fourth Proportional to 11,860.12, 16,366.98 and 6,554.94

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Solution

The fourth proportional to 11,860.12, 16,366.98 and 6,554.94 is: 9,045.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,860.12 : 16,366.98 = 6,554.94 : x
  2. Step 2: Convert to fraction form
    11,860.12/16,366.98 = 6,554.94/x
  3. Step 3: Cross multiply
    11,860.12x = 16,366.98 × 6,554.94
  4. Step 4: Simplify right side
    11,860.12x = 107,284,571.88
  5. Step 5: Solve for x
    x = 107,284,571.88/11,860.12
  6. Step 6: Final answer
    x = 9,045.83

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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.