Home / 11,416.14-17,120.57-3,623.13

Finding the Fourth Proportional to 11,416.14, 17,120.57 and 3,623.13

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Solution

The fourth proportional to 11,416.14, 17,120.57 and 3,623.13 is: 5,433.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,416.14 : 17,120.57 = 3,623.13 : x
  2. Step 2: Convert to fraction form
    11,416.14/17,120.57 = 3,623.13/x
  3. Step 3: Cross multiply
    11,416.14x = 17,120.57 × 3,623.13
  4. Step 4: Simplify right side
    11,416.14x = 62,030,032.67
  5. Step 5: Solve for x
    x = 62,030,032.67/11,416.14
  6. Step 6: Final answer
    x = 5,433.54

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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.