Home / 4,851.43-7,279.88-1,929.96

Finding the Fourth Proportional to 4,851.43, 7,279.88 and 1,929.96

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Solution

The fourth proportional to 4,851.43, 7,279.88 and 1,929.96 is: 2,896.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851.43 : 7,279.88 = 1,929.96 : x
  2. Step 2: Convert to fraction form
    4,851.43/7,279.88 = 1,929.96/x
  3. Step 3: Cross multiply
    4,851.43x = 7,279.88 × 1,929.96
  4. Step 4: Simplify right side
    4,851.43x = 14,049,867.56
  5. Step 5: Solve for x
    x = 14,049,867.56/4,851.43
  6. Step 6: Final answer
    x = 2,896.03

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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.