Home / 6,795.72-10,197.40-5,310.78

Finding the Fourth Proportional to 6,795.72, 10,197.40 and 5,310.78

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Solution

The fourth proportional to 6,795.72, 10,197.40 and 5,310.78 is: 7,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,795.72 : 10,197.40 = 5,310.78 : x
  2. Step 2: Convert to fraction form
    6,795.72/10,197.40 = 5,310.78/x
  3. Step 3: Cross multiply
    6,795.72x = 10,197.40 × 5,310.78
  4. Step 4: Simplify right side
    6,795.72x = 54,156,147.97
  5. Step 5: Solve for x
    x = 54,156,147.97/6,795.72
  6. Step 6: Final answer
    x = 7,969.16

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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.