Home / 11,664.09-17,472.83-7,957.13

Finding the Fourth Proportional to 11,664.09, 17,472.83 and 7,957.13

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Solution

The fourth proportional to 11,664.09, 17,472.83 and 7,957.13 is: 11,919.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664.09 : 17,472.83 = 7,957.13 : x
  2. Step 2: Convert to fraction form
    11,664.09/17,472.83 = 7,957.13/x
  3. Step 3: Cross multiply
    11,664.09x = 17,472.83 × 7,957.13
  4. Step 4: Simplify right side
    11,664.09x = 139,033,452.63
  5. Step 5: Solve for x
    x = 139,033,452.63/11,664.09
  6. Step 6: Final answer
    x = 11,919.79

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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.