Home / 11,927.34-17,888.98-3,163.14

Finding the Fourth Proportional to 11,927.34, 17,888.98 and 3,163.14

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Solution

The fourth proportional to 11,927.34, 17,888.98 and 3,163.14 is: 4,744.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.34 : 17,888.98 = 3,163.14 : x
  2. Step 2: Convert to fraction form
    11,927.34/17,888.98 = 3,163.14/x
  3. Step 3: Cross multiply
    11,927.34x = 17,888.98 × 3,163.14
  4. Step 4: Simplify right side
    11,927.34x = 56,585,348.20
  5. Step 5: Solve for x
    x = 56,585,348.20/11,927.34
  6. Step 6: Final answer
    x = 4,744.17

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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.