Home / 11,833.61-17,750.39-4,817.43

Finding the Fourth Proportional to 11,833.61, 17,750.39 and 4,817.43

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Solution

The fourth proportional to 11,833.61, 17,750.39 and 4,817.43 is: 7,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,833.61 : 17,750.39 = 4,817.43 : x
  2. Step 2: Convert to fraction form
    11,833.61/17,750.39 = 4,817.43/x
  3. Step 3: Cross multiply
    11,833.61x = 17,750.39 × 4,817.43
  4. Step 4: Simplify right side
    11,833.61x = 85,511,237.21
  5. Step 5: Solve for x
    x = 85,511,237.21/11,833.61
  6. Step 6: Final answer
    x = 7,226.14

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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.