Home / 11,586.56-17,399.06-7,231.70

Finding the Fourth Proportional to 11,586.56, 17,399.06 and 7,231.70

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Solution

The fourth proportional to 11,586.56, 17,399.06 and 7,231.70 is: 10,859.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,586.56 : 17,399.06 = 7,231.70 : x
  2. Step 2: Convert to fraction form
    11,586.56/17,399.06 = 7,231.70/x
  3. Step 3: Cross multiply
    11,586.56x = 17,399.06 × 7,231.70
  4. Step 4: Simplify right side
    11,586.56x = 125,824,782.20
  5. Step 5: Solve for x
    x = 125,824,782.20/11,586.56
  6. Step 6: Final answer
    x = 10,859.55

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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.