Home / 6,855.28-10,273.20-5,010.64

Finding the Fourth Proportional to 6,855.28, 10,273.20 and 5,010.64

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Solution

The fourth proportional to 6,855.28, 10,273.20 and 5,010.64 is: 7,508.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,855.28 : 10,273.20 = 5,010.64 : x
  2. Step 2: Convert to fraction form
    6,855.28/10,273.20 = 5,010.64/x
  3. Step 3: Cross multiply
    6,855.28x = 10,273.20 × 5,010.64
  4. Step 4: Simplify right side
    6,855.28x = 51,475,306.85
  5. Step 5: Solve for x
    x = 51,475,306.85/6,855.28
  6. Step 6: Final answer
    x = 7,508.86

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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.