Home / 11,028.34-16,545.30-4,786.84

Finding the Fourth Proportional to 11,028.34, 16,545.30 and 4,786.84

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Solution

The fourth proportional to 11,028.34, 16,545.30 and 4,786.84 is: 7,181.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028.34 : 16,545.30 = 4,786.84 : x
  2. Step 2: Convert to fraction form
    11,028.34/16,545.30 = 4,786.84/x
  3. Step 3: Cross multiply
    11,028.34x = 16,545.30 × 4,786.84
  4. Step 4: Simplify right side
    11,028.34x = 79,199,703.85
  5. Step 5: Solve for x
    x = 79,199,703.85/11,028.34
  6. Step 6: Final answer
    x = 7,181.47

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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.