Home / 11,345.36-17,023.82-5,104.13

Finding the Fourth Proportional to 11,345.36, 17,023.82 and 5,104.13

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Solution

The fourth proportional to 11,345.36, 17,023.82 and 5,104.13 is: 7,658.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.36 : 17,023.82 = 5,104.13 : x
  2. Step 2: Convert to fraction form
    11,345.36/17,023.82 = 5,104.13/x
  3. Step 3: Cross multiply
    11,345.36x = 17,023.82 × 5,104.13
  4. Step 4: Simplify right side
    11,345.36x = 86,891,790.38
  5. Step 5: Solve for x
    x = 86,891,790.38/11,345.36
  6. Step 6: Final answer
    x = 7,658.80

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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.