Home / 7,799.06-10,771.30-7,310.64

Finding the Fourth Proportional to 7,799.06, 10,771.30 and 7,310.64

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Solution

The fourth proportional to 7,799.06, 10,771.30 and 7,310.64 is: 10,096.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799.06 : 10,771.30 = 7,310.64 : x
  2. Step 2: Convert to fraction form
    7,799.06/10,771.30 = 7,310.64/x
  3. Step 3: Cross multiply
    7,799.06x = 10,771.30 × 7,310.64
  4. Step 4: Simplify right side
    7,799.06x = 78,745,096.63
  5. Step 5: Solve for x
    x = 78,745,096.63/7,799.06
  6. Step 6: Final answer
    x = 10,096.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.