Home / 11,645.07-17,467.65-2,879.96

Finding the Fourth Proportional to 11,645.07, 17,467.65 and 2,879.96

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Solution

The fourth proportional to 11,645.07, 17,467.65 and 2,879.96 is: 4,319.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,645.07 : 17,467.65 = 2,879.96 : x
  2. Step 2: Convert to fraction form
    11,645.07/17,467.65 = 2,879.96/x
  3. Step 3: Cross multiply
    11,645.07x = 17,467.65 × 2,879.96
  4. Step 4: Simplify right side
    11,645.07x = 50,306,045.96
  5. Step 5: Solve for x
    x = 50,306,045.96/11,645.07
  6. Step 6: Final answer
    x = 4,319.95

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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.