Home / 11,390.24-17,086.44-3,600.20

Finding the Fourth Proportional to 11,390.24, 17,086.44 and 3,600.20

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Solution

The fourth proportional to 11,390.24, 17,086.44 and 3,600.20 is: 5,400.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,390.24 : 17,086.44 = 3,600.20 : x
  2. Step 2: Convert to fraction form
    11,390.24/17,086.44 = 3,600.20/x
  3. Step 3: Cross multiply
    11,390.24x = 17,086.44 × 3,600.20
  4. Step 4: Simplify right side
    11,390.24x = 61,514,601.29
  5. Step 5: Solve for x
    x = 61,514,601.29/11,390.24
  6. Step 6: Final answer
    x = 5,400.64

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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.