Home / 5,279.05-7,912.63-4,051.63

Finding the Fourth Proportional to 5,279.05, 7,912.63 and 4,051.63

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Solution

The fourth proportional to 5,279.05, 7,912.63 and 4,051.63 is: 6,072.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279.05 : 7,912.63 = 4,051.63 : x
  2. Step 2: Convert to fraction form
    5,279.05/7,912.63 = 4,051.63/x
  3. Step 3: Cross multiply
    5,279.05x = 7,912.63 × 4,051.63
  4. Step 4: Simplify right side
    5,279.05x = 32,059,049.09
  5. Step 5: Solve for x
    x = 32,059,049.09/5,279.05
  6. Step 6: Final answer
    x = 6,072.88

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1.5x scale

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.