Home / 11,955.64-17,933.29-5,377.16

Finding the Fourth Proportional to 11,955.64, 17,933.29 and 5,377.16

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Solution

The fourth proportional to 11,955.64, 17,933.29 and 5,377.16 is: 8,065.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,955.64 : 17,933.29 = 5,377.16 : x
  2. Step 2: Convert to fraction form
    11,955.64/17,933.29 = 5,377.16/x
  3. Step 3: Cross multiply
    11,955.64x = 17,933.29 × 5,377.16
  4. Step 4: Simplify right side
    11,955.64x = 96,430,169.66
  5. Step 5: Solve for x
    x = 96,430,169.66/11,955.64
  6. Step 6: Final answer
    x = 8,065.66

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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.