Home / 3,144.24-4,369.13-3,110.07

Finding the Fourth Proportional to 3,144.24, 4,369.13 and 3,110.07

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Solution

The fourth proportional to 3,144.24, 4,369.13 and 3,110.07 is: 4,321.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.24 : 4,369.13 = 3,110.07 : x
  2. Step 2: Convert to fraction form
    3,144.24/4,369.13 = 3,110.07/x
  3. Step 3: Cross multiply
    3,144.24x = 4,369.13 × 3,110.07
  4. Step 4: Simplify right side
    3,144.24x = 13,588,284.59
  5. Step 5: Solve for x
    x = 13,588,284.59/3,144.24
  6. Step 6: Final answer
    x = 4,321.64

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.