Home / 11,571.38-17,357.07-3,251.06

Finding the Fourth Proportional to 11,571.38, 17,357.07 and 3,251.06

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Solution

The fourth proportional to 11,571.38, 17,357.07 and 3,251.06 is: 4,876.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,571.38 : 17,357.07 = 3,251.06 : x
  2. Step 2: Convert to fraction form
    11,571.38/17,357.07 = 3,251.06/x
  3. Step 3: Cross multiply
    11,571.38x = 17,357.07 × 3,251.06
  4. Step 4: Simplify right side
    11,571.38x = 56,428,875.99
  5. Step 5: Solve for x
    x = 56,428,875.99/11,571.38
  6. Step 6: Final answer
    x = 4,876.59

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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.