Home / 10,926.35-16,375.80-4,679

Finding the Fourth Proportional to 10,926.35, 16,375.80 and 4,679

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Solution

The fourth proportional to 10,926.35, 16,375.80 and 4,679 is: 7,012.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926.35 : 16,375.80 = 4,679 : x
  2. Step 2: Convert to fraction form
    10,926.35/16,375.80 = 4,679/x
  3. Step 3: Cross multiply
    10,926.35x = 16,375.80 × 4,679
  4. Step 4: Simplify right side
    10,926.35x = 76,622,368.20
  5. Step 5: Solve for x
    x = 76,622,368.20/10,926.35
  6. Step 6: Final answer
    x = 7,012.62

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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.