Home / 11,473.57-17,203.43-5,147.29

Finding the Fourth Proportional to 11,473.57, 17,203.43 and 5,147.29

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Solution

The fourth proportional to 11,473.57, 17,203.43 and 5,147.29 is: 7,717.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.57 : 17,203.43 = 5,147.29 : x
  2. Step 2: Convert to fraction form
    11,473.57/17,203.43 = 5,147.29/x
  3. Step 3: Cross multiply
    11,473.57x = 17,203.43 × 5,147.29
  4. Step 4: Simplify right side
    11,473.57x = 88,551,043.20
  5. Step 5: Solve for x
    x = 88,551,043.20/11,473.57
  6. Step 6: Final answer
    x = 7,717.83

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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.