Home / 11,590.26-15,994.83-6,874.57

Finding the Fourth Proportional to 11,590.26, 15,994.83 and 6,874.57

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Solution

The fourth proportional to 11,590.26, 15,994.83 and 6,874.57 is: 9,487.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590.26 : 15,994.83 = 6,874.57 : x
  2. Step 2: Convert to fraction form
    11,590.26/15,994.83 = 6,874.57/x
  3. Step 3: Cross multiply
    11,590.26x = 15,994.83 × 6,874.57
  4. Step 4: Simplify right side
    11,590.26x = 109,957,578.47
  5. Step 5: Solve for x
    x = 109,957,578.47/11,590.26
  6. Step 6: Final answer
    x = 9,487.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.