Home / 11,849.22-17,758.47-4,821.06

Finding the Fourth Proportional to 11,849.22, 17,758.47 and 4,821.06

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Solution

The fourth proportional to 11,849.22, 17,758.47 and 4,821.06 is: 7,225.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,849.22 : 17,758.47 = 4,821.06 : x
  2. Step 2: Convert to fraction form
    11,849.22/17,758.47 = 4,821.06/x
  3. Step 3: Cross multiply
    11,849.22x = 17,758.47 × 4,821.06
  4. Step 4: Simplify right side
    11,849.22x = 85,614,649.38
  5. Step 5: Solve for x
    x = 85,614,649.38/11,849.22
  6. Step 6: Final answer
    x = 7,225.34

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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.