Home / 7,177.10-10,768.77-2,793.03

Finding the Fourth Proportional to 7,177.10, 10,768.77 and 2,793.03

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Solution

The fourth proportional to 7,177.10, 10,768.77 and 2,793.03 is: 4,190.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.10 : 10,768.77 = 2,793.03 : x
  2. Step 2: Convert to fraction form
    7,177.10/10,768.77 = 2,793.03/x
  3. Step 3: Cross multiply
    7,177.10x = 10,768.77 × 2,793.03
  4. Step 4: Simplify right side
    7,177.10x = 30,077,497.67
  5. Step 5: Solve for x
    x = 30,077,497.67/7,177.10
  6. Step 6: Final answer
    x = 4,190.76

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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.