Home / 11,748.51-17,622.30-3,851.61

Finding the Fourth Proportional to 11,748.51, 17,622.30 and 3,851.61

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Solution

The fourth proportional to 11,748.51, 17,622.30 and 3,851.61 is: 5,777.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.51 : 17,622.30 = 3,851.61 : x
  2. Step 2: Convert to fraction form
    11,748.51/17,622.30 = 3,851.61/x
  3. Step 3: Cross multiply
    11,748.51x = 17,622.30 × 3,851.61
  4. Step 4: Simplify right side
    11,748.51x = 67,874,226.90
  5. Step 5: Solve for x
    x = 67,874,226.90/11,748.51
  6. Step 6: Final answer
    x = 5,777.26

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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.