Home / 11,928.07-17,894.54-4,531.15

Finding the Fourth Proportional to 11,928.07, 17,894.54 and 4,531.15

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Solution

The fourth proportional to 11,928.07, 17,894.54 and 4,531.15 is: 6,797.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928.07 : 17,894.54 = 4,531.15 : x
  2. Step 2: Convert to fraction form
    11,928.07/17,894.54 = 4,531.15/x
  3. Step 3: Cross multiply
    11,928.07x = 17,894.54 × 4,531.15
  4. Step 4: Simplify right side
    11,928.07x = 81,082,844.92
  5. Step 5: Solve for x
    x = 81,082,844.92/11,928.07
  6. Step 6: Final answer
    x = 6,797.65

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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.