Home / 12,764.16-17,610.24-7,455.96

Finding the Fourth Proportional to 12,764.16, 17,610.24 and 7,455.96

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Solution

The fourth proportional to 12,764.16, 17,610.24 and 7,455.96 is: 10,286.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,764.16 : 17,610.24 = 7,455.96 : x
  2. Step 2: Convert to fraction form
    12,764.16/17,610.24 = 7,455.96/x
  3. Step 3: Cross multiply
    12,764.16x = 17,610.24 × 7,455.96
  4. Step 4: Simplify right side
    12,764.16x = 131,301,245.03
  5. Step 5: Solve for x
    x = 131,301,245.03/12,764.16
  6. Step 6: Final answer
    x = 10,286.71

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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.