Home / 11,947.29-17,892.44-6,939.06

Finding the Fourth Proportional to 11,947.29, 17,892.44 and 6,939.06

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Solution

The fourth proportional to 11,947.29, 17,892.44 and 6,939.06 is: 10,392.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,947.29 : 17,892.44 = 6,939.06 : x
  2. Step 2: Convert to fraction form
    11,947.29/17,892.44 = 6,939.06/x
  3. Step 3: Cross multiply
    11,947.29x = 17,892.44 × 6,939.06
  4. Step 4: Simplify right side
    11,947.29x = 124,156,680.01
  5. Step 5: Solve for x
    x = 124,156,680.01/11,947.29
  6. Step 6: Final answer
    x = 10,392.04

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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.