Home / 6,861.88-10,273.20-6,425.93

Finding the Fourth Proportional to 6,861.88, 10,273.20 and 6,425.93

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Solution

The fourth proportional to 6,861.88, 10,273.20 and 6,425.93 is: 9,620.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,861.88 : 10,273.20 = 6,425.93 : x
  2. Step 2: Convert to fraction form
    6,861.88/10,273.20 = 6,425.93/x
  3. Step 3: Cross multiply
    6,861.88x = 10,273.20 × 6,425.93
  4. Step 4: Simplify right side
    6,861.88x = 66,014,919.88
  5. Step 5: Solve for x
    x = 66,014,919.88/6,861.88
  6. Step 6: Final answer
    x = 9,620.53

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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.