Home / 11,635.28-17,452.64-4,614.20

Finding the Fourth Proportional to 11,635.28, 17,452.64 and 4,614.20

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Solution

The fourth proportional to 11,635.28, 17,452.64 and 4,614.20 is: 6,921.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,635.28 : 17,452.64 = 4,614.20 : x
  2. Step 2: Convert to fraction form
    11,635.28/17,452.64 = 4,614.20/x
  3. Step 3: Cross multiply
    11,635.28x = 17,452.64 × 4,614.20
  4. Step 4: Simplify right side
    11,635.28x = 80,529,971.49
  5. Step 5: Solve for x
    x = 80,529,971.49/11,635.28
  6. Step 6: Final answer
    x = 6,921.19

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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.