Home / 11,327.14-16,993.70-3,931.58

Finding the Fourth Proportional to 11,327.14, 16,993.70 and 3,931.58

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Solution

The fourth proportional to 11,327.14, 16,993.70 and 3,931.58 is: 5,898.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327.14 : 16,993.70 = 3,931.58 : x
  2. Step 2: Convert to fraction form
    11,327.14/16,993.70 = 3,931.58/x
  3. Step 3: Cross multiply
    11,327.14x = 16,993.70 × 3,931.58
  4. Step 4: Simplify right side
    11,327.14x = 66,812,091.05
  5. Step 5: Solve for x
    x = 66,812,091.05/11,327.14
  6. Step 6: Final answer
    x = 5,898.41

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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.