Home / 9,105.32-13,663.66-3,261.80

Finding the Fourth Proportional to 9,105.32, 13,663.66 and 3,261.80

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Solution

The fourth proportional to 9,105.32, 13,663.66 and 3,261.80 is: 4,894.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,105.32 : 13,663.66 = 3,261.80 : x
  2. Step 2: Convert to fraction form
    9,105.32/13,663.66 = 3,261.80/x
  3. Step 3: Cross multiply
    9,105.32x = 13,663.66 × 3,261.80
  4. Step 4: Simplify right side
    9,105.32x = 44,568,126.19
  5. Step 5: Solve for x
    x = 44,568,126.19/9,105.32
  6. Step 6: Final answer
    x = 4,894.73

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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.