Home / 11,122.21-16,675.47-5,571.58

Finding the Fourth Proportional to 11,122.21, 16,675.47 and 5,571.58

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Solution

The fourth proportional to 11,122.21, 16,675.47 and 5,571.58 is: 8,353.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122.21 : 16,675.47 = 5,571.58 : x
  2. Step 2: Convert to fraction form
    11,122.21/16,675.47 = 5,571.58/x
  3. Step 3: Cross multiply
    11,122.21x = 16,675.47 × 5,571.58
  4. Step 4: Simplify right side
    11,122.21x = 92,908,715.14
  5. Step 5: Solve for x
    x = 92,908,715.14/11,122.21
  6. Step 6: Final answer
    x = 8,353.44

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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.