Home / 11,995.08-17,992.62-4,203.89

Finding the Fourth Proportional to 11,995.08, 17,992.62 and 4,203.89

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Solution

The fourth proportional to 11,995.08, 17,992.62 and 4,203.89 is: 6,305.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,995.08 : 17,992.62 = 4,203.89 : x
  2. Step 2: Convert to fraction form
    11,995.08/17,992.62 = 4,203.89/x
  3. Step 3: Cross multiply
    11,995.08x = 17,992.62 × 4,203.89
  4. Step 4: Simplify right side
    11,995.08x = 75,639,024.51
  5. Step 5: Solve for x
    x = 75,639,024.51/11,995.08
  6. Step 6: Final answer
    x = 6,305.84

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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.