Home / 11,392.70-17,091.45-3,602.30

Finding the Fourth Proportional to 11,392.70, 17,091.45 and 3,602.30

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Solution

The fourth proportional to 11,392.70, 17,091.45 and 3,602.30 is: 5,404.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,392.70 : 17,091.45 = 3,602.30 : x
  2. Step 2: Convert to fraction form
    11,392.70/17,091.45 = 3,602.30/x
  3. Step 3: Cross multiply
    11,392.70x = 17,091.45 × 3,602.30
  4. Step 4: Simplify right side
    11,392.70x = 61,568,530.34
  5. Step 5: Solve for x
    x = 61,568,530.34/11,392.70
  6. Step 6: Final answer
    x = 5,404.21

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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.