Home / 11,882.58-17,825.80-4,089.56

Finding the Fourth Proportional to 11,882.58, 17,825.80 and 4,089.56

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Solution

The fourth proportional to 11,882.58, 17,825.80 and 4,089.56 is: 6,135.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,882.58 : 17,825.80 = 4,089.56 : x
  2. Step 2: Convert to fraction form
    11,882.58/17,825.80 = 4,089.56/x
  3. Step 3: Cross multiply
    11,882.58x = 17,825.80 × 4,089.56
  4. Step 4: Simplify right side
    11,882.58x = 72,899,678.65
  5. Step 5: Solve for x
    x = 72,899,678.65/11,882.58
  6. Step 6: Final answer
    x = 6,135.00

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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.