Home / 11,601.95-16,010.71-6,296.78

Finding the Fourth Proportional to 11,601.95, 16,010.71 and 6,296.78

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Solution

The fourth proportional to 11,601.95, 16,010.71 and 6,296.78 is: 8,689.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,601.95 : 16,010.71 = 6,296.78 : x
  2. Step 2: Convert to fraction form
    11,601.95/16,010.71 = 6,296.78/x
  3. Step 3: Cross multiply
    11,601.95x = 16,010.71 × 6,296.78
  4. Step 4: Simplify right side
    11,601.95x = 100,815,942.80
  5. Step 5: Solve for x
    x = 100,815,942.80/11,601.95
  6. Step 6: Final answer
    x = 8,689.57

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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.