Home / 11,660.44-17,502.18-5,091.16

Finding the Fourth Proportional to 11,660.44, 17,502.18 and 5,091.16

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Solution

The fourth proportional to 11,660.44, 17,502.18 and 5,091.16 is: 7,641.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,660.44 : 17,502.18 = 5,091.16 : x
  2. Step 2: Convert to fraction form
    11,660.44/17,502.18 = 5,091.16/x
  3. Step 3: Cross multiply
    11,660.44x = 17,502.18 × 5,091.16
  4. Step 4: Simplify right side
    11,660.44x = 89,106,398.73
  5. Step 5: Solve for x
    x = 89,106,398.73/11,660.44
  6. Step 6: Final answer
    x = 7,641.77

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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.