Home / 12,760.88-19,145.19-6,525.26

Finding the Fourth Proportional to 12,760.88, 19,145.19 and 6,525.26

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Solution

The fourth proportional to 12,760.88, 19,145.19 and 6,525.26 is: 9,789.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760.88 : 19,145.19 = 6,525.26 : x
  2. Step 2: Convert to fraction form
    12,760.88/19,145.19 = 6,525.26/x
  3. Step 3: Cross multiply
    12,760.88x = 19,145.19 × 6,525.26
  4. Step 4: Simplify right side
    12,760.88x = 124,927,450.73
  5. Step 5: Solve for x
    x = 124,927,450.73/12,760.88
  6. Step 6: Final answer
    x = 9,789.88

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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.