Home / 11,358.38-17,037.64-3,962.80

Finding the Fourth Proportional to 11,358.38, 17,037.64 and 3,962.80

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Solution

The fourth proportional to 11,358.38, 17,037.64 and 3,962.80 is: 5,944.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,358.38 : 17,037.64 = 3,962.80 : x
  2. Step 2: Convert to fraction form
    11,358.38/17,037.64 = 3,962.80/x
  3. Step 3: Cross multiply
    11,358.38x = 17,037.64 × 3,962.80
  4. Step 4: Simplify right side
    11,358.38x = 67,516,759.79
  5. Step 5: Solve for x
    x = 67,516,759.79/11,358.38
  6. Step 6: Final answer
    x = 5,944.22

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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.