Home / 11,958.33-17,937.96-5,389.13

Finding the Fourth Proportional to 11,958.33, 17,937.96 and 5,389.13

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Solution

The fourth proportional to 11,958.33, 17,937.96 and 5,389.13 is: 8,083.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,958.33 : 17,937.96 = 5,389.13 : x
  2. Step 2: Convert to fraction form
    11,958.33/17,937.96 = 5,389.13/x
  3. Step 3: Cross multiply
    11,958.33x = 17,937.96 × 5,389.13
  4. Step 4: Simplify right side
    11,958.33x = 96,670,023.01
  5. Step 5: Solve for x
    x = 96,670,023.01/11,958.33
  6. Step 6: Final answer
    x = 8,083.90

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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.