Home / 11,424.36-15,759.05-6,707.73

Finding the Fourth Proportional to 11,424.36, 15,759.05 and 6,707.73

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Solution

The fourth proportional to 11,424.36, 15,759.05 and 6,707.73 is: 9,252.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.36 : 15,759.05 = 6,707.73 : x
  2. Step 2: Convert to fraction form
    11,424.36/15,759.05 = 6,707.73/x
  3. Step 3: Cross multiply
    11,424.36x = 15,759.05 × 6,707.73
  4. Step 4: Simplify right side
    11,424.36x = 105,707,418.92
  5. Step 5: Solve for x
    x = 105,707,418.92/11,424.36
  6. Step 6: Final answer
    x = 9,252.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.