Home / 10,821.73-16,232.99-3,030.34

Finding the Fourth Proportional to 10,821.73, 16,232.99 and 3,030.34

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Solution

The fourth proportional to 10,821.73, 16,232.99 and 3,030.34 is: 4,545.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,821.73 : 16,232.99 = 3,030.34 : x
  2. Step 2: Convert to fraction form
    10,821.73/16,232.99 = 3,030.34/x
  3. Step 3: Cross multiply
    10,821.73x = 16,232.99 × 3,030.34
  4. Step 4: Simplify right side
    10,821.73x = 49,191,405.33
  5. Step 5: Solve for x
    x = 49,191,405.33/10,821.73
  6. Step 6: Final answer
    x = 4,545.62

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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.