Home / 11,040.94-16,561.86-5,193.46

Finding the Fourth Proportional to 11,040.94, 16,561.86 and 5,193.46

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Solution

The fourth proportional to 11,040.94, 16,561.86 and 5,193.46 is: 7,790.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.94 : 16,561.86 = 5,193.46 : x
  2. Step 2: Convert to fraction form
    11,040.94/16,561.86 = 5,193.46/x
  3. Step 3: Cross multiply
    11,040.94x = 16,561.86 × 5,193.46
  4. Step 4: Simplify right side
    11,040.94x = 86,013,357.44
  5. Step 5: Solve for x
    x = 86,013,357.44/11,040.94
  6. Step 6: Final answer
    x = 7,790.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.