Home / 11,298.88-16,945.21-4,723.98

Finding the Fourth Proportional to 11,298.88, 16,945.21 and 4,723.98

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Solution

The fourth proportional to 11,298.88, 16,945.21 and 4,723.98 is: 7,084.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298.88 : 16,945.21 = 4,723.98 : x
  2. Step 2: Convert to fraction form
    11,298.88/16,945.21 = 4,723.98/x
  3. Step 3: Cross multiply
    11,298.88x = 16,945.21 × 4,723.98
  4. Step 4: Simplify right side
    11,298.88x = 80,048,833.14
  5. Step 5: Solve for x
    x = 80,048,833.14/11,298.88
  6. Step 6: Final answer
    x = 7,084.67

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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.