Home / 11,325.67-16,983.01-4,750.09

Finding the Fourth Proportional to 11,325.67, 16,983.01 and 4,750.09

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Solution

The fourth proportional to 11,325.67, 16,983.01 and 4,750.09 is: 7,122.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325.67 : 16,983.01 = 4,750.09 : x
  2. Step 2: Convert to fraction form
    11,325.67/16,983.01 = 4,750.09/x
  3. Step 3: Cross multiply
    11,325.67x = 16,983.01 × 4,750.09
  4. Step 4: Simplify right side
    11,325.67x = 80,670,825.97
  5. Step 5: Solve for x
    x = 80,670,825.97/11,325.67
  6. Step 6: Final answer
    x = 7,122.83

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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.