Home / 11,590.89-17,378.66-4,194.38

Finding the Fourth Proportional to 11,590.89, 17,378.66 and 4,194.38

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Solution

The fourth proportional to 11,590.89, 17,378.66 and 4,194.38 is: 6,288.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590.89 : 17,378.66 = 4,194.38 : x
  2. Step 2: Convert to fraction form
    11,590.89/17,378.66 = 4,194.38/x
  3. Step 3: Cross multiply
    11,590.89x = 17,378.66 × 4,194.38
  4. Step 4: Simplify right side
    11,590.89x = 72,892,596.07
  5. Step 5: Solve for x
    x = 72,892,596.07/11,590.89
  6. Step 6: Final answer
    x = 6,288.78

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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.