Home / 11,739.24-17,608.86-3,948.06

Finding the Fourth Proportional to 11,739.24, 17,608.86 and 3,948.06

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Solution

The fourth proportional to 11,739.24, 17,608.86 and 3,948.06 is: 5,922.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739.24 : 17,608.86 = 3,948.06 : x
  2. Step 2: Convert to fraction form
    11,739.24/17,608.86 = 3,948.06/x
  3. Step 3: Cross multiply
    11,739.24x = 17,608.86 × 3,948.06
  4. Step 4: Simplify right side
    11,739.24x = 69,520,835.81
  5. Step 5: Solve for x
    x = 69,520,835.81/11,739.24
  6. Step 6: Final answer
    x = 5,922.09

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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.