Home / 11,240.40-16,860.60-3,846.98

Finding the Fourth Proportional to 11,240.40, 16,860.60 and 3,846.98

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Solution

The fourth proportional to 11,240.40, 16,860.60 and 3,846.98 is: 5,770.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.40 : 16,860.60 = 3,846.98 : x
  2. Step 2: Convert to fraction form
    11,240.40/16,860.60 = 3,846.98/x
  3. Step 3: Cross multiply
    11,240.40x = 16,860.60 × 3,846.98
  4. Step 4: Simplify right side
    11,240.40x = 64,862,306.69
  5. Step 5: Solve for x
    x = 64,862,306.69/11,240.40
  6. Step 6: Final answer
    x = 5,770.46

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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.