Home / 11,301.87-16,947.34-3,903.74

Finding the Fourth Proportional to 11,301.87, 16,947.34 and 3,903.74

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Solution

The fourth proportional to 11,301.87, 16,947.34 and 3,903.74 is: 5,853.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,301.87 : 16,947.34 = 3,903.74 : x
  2. Step 2: Convert to fraction form
    11,301.87/16,947.34 = 3,903.74/x
  3. Step 3: Cross multiply
    11,301.87x = 16,947.34 × 3,903.74
  4. Step 4: Simplify right side
    11,301.87x = 66,157,914.56
  5. Step 5: Solve for x
    x = 66,157,914.56/11,301.87
  6. Step 6: Final answer
    x = 5,853.71

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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.