Home / 6,743.70-10,120.28-2,795.02

Finding the Fourth Proportional to 6,743.70, 10,120.28 and 2,795.02

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Solution

The fourth proportional to 6,743.70, 10,120.28 and 2,795.02 is: 4,194.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.70 : 10,120.28 = 2,795.02 : x
  2. Step 2: Convert to fraction form
    6,743.70/10,120.28 = 2,795.02/x
  3. Step 3: Cross multiply
    6,743.70x = 10,120.28 × 2,795.02
  4. Step 4: Simplify right side
    6,743.70x = 28,286,385.01
  5. Step 5: Solve for x
    x = 28,286,385.01/6,743.70
  6. Step 6: Final answer
    x = 4,194.49

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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.