Home / 11,826.09-17,739.72-5,252.40

Finding the Fourth Proportional to 11,826.09, 17,739.72 and 5,252.40

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Solution

The fourth proportional to 11,826.09, 17,739.72 and 5,252.40 is: 7,878.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.09 : 17,739.72 = 5,252.40 : x
  2. Step 2: Convert to fraction form
    11,826.09/17,739.72 = 5,252.40/x
  3. Step 3: Cross multiply
    11,826.09x = 17,739.72 × 5,252.40
  4. Step 4: Simplify right side
    11,826.09x = 93,176,105.33
  5. Step 5: Solve for x
    x = 93,176,105.33/11,826.09
  6. Step 6: Final answer
    x = 7,878.86

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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.