Home / 3,914.37-5,403.65-2,514.69

Finding the Fourth Proportional to 3,914.37, 5,403.65 and 2,514.69

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Solution

The fourth proportional to 3,914.37, 5,403.65 and 2,514.69 is: 3,471.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.37 : 5,403.65 = 2,514.69 : x
  2. Step 2: Convert to fraction form
    3,914.37/5,403.65 = 2,514.69/x
  3. Step 3: Cross multiply
    3,914.37x = 5,403.65 × 2,514.69
  4. Step 4: Simplify right side
    3,914.37x = 13,588,492.05
  5. Step 5: Solve for x
    x = 13,588,492.05/3,914.37
  6. Step 6: Final answer
    x = 3,471.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.