Home / 11,233.05-16,851.60-4,659.90

Finding the Fourth Proportional to 11,233.05, 16,851.60 and 4,659.90

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Solution

The fourth proportional to 11,233.05, 16,851.60 and 4,659.90 is: 6,990.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.05 : 16,851.60 = 4,659.90 : x
  2. Step 2: Convert to fraction form
    11,233.05/16,851.60 = 4,659.90/x
  3. Step 3: Cross multiply
    11,233.05x = 16,851.60 × 4,659.90
  4. Step 4: Simplify right side
    11,233.05x = 78,526,770.84
  5. Step 5: Solve for x
    x = 78,526,770.84/11,233.05
  6. Step 6: Final answer
    x = 6,990.69

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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.