Home / 9,194.09-13,780.28-3,927.56

Finding the Fourth Proportional to 9,194.09, 13,780.28 and 3,927.56

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Solution

The fourth proportional to 9,194.09, 13,780.28 and 3,927.56 is: 5,886.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,194.09 : 13,780.28 = 3,927.56 : x
  2. Step 2: Convert to fraction form
    9,194.09/13,780.28 = 3,927.56/x
  3. Step 3: Cross multiply
    9,194.09x = 13,780.28 × 3,927.56
  4. Step 4: Simplify right side
    9,194.09x = 54,122,817.43
  5. Step 5: Solve for x
    x = 54,122,817.43/9,194.09
  6. Step 6: Final answer
    x = 5,886.70

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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.