Home / 11,694.40-17,542.72-3,903.76

Finding the Fourth Proportional to 11,694.40, 17,542.72 and 3,903.76

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Solution

The fourth proportional to 11,694.40, 17,542.72 and 3,903.76 is: 5,856.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,694.40 : 17,542.72 = 3,903.76 : x
  2. Step 2: Convert to fraction form
    11,694.40/17,542.72 = 3,903.76/x
  3. Step 3: Cross multiply
    11,694.40x = 17,542.72 × 3,903.76
  4. Step 4: Simplify right side
    11,694.40x = 68,482,568.63
  5. Step 5: Solve for x
    x = 68,482,568.63/11,694.40
  6. Step 6: Final answer
    x = 5,856.01

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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.