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Finding the Fourth Proportional to 11,358.52, 17,037.20 and 3,460.68

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Solution

The fourth proportional to 11,358.52, 17,037.20 and 3,460.68 is: 5,190.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,358.52 : 17,037.20 = 3,460.68 : x
  2. Step 2: Convert to fraction form
    11,358.52/17,037.20 = 3,460.68/x
  3. Step 3: Cross multiply
    11,358.52x = 17,037.20 × 3,460.68
  4. Step 4: Simplify right side
    11,358.52x = 58,960,297.30
  5. Step 5: Solve for x
    x = 58,960,297.30/11,358.52
  6. Step 6: Final answer
    x = 5,190.84

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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.