Home / 3,514.84-5,269.65-2,127.87

Finding the Fourth Proportional to 3,514.84, 5,269.65 and 2,127.87

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Solution

The fourth proportional to 3,514.84, 5,269.65 and 2,127.87 is: 3,190.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.84 : 5,269.65 = 2,127.87 : x
  2. Step 2: Convert to fraction form
    3,514.84/5,269.65 = 2,127.87/x
  3. Step 3: Cross multiply
    3,514.84x = 5,269.65 × 2,127.87
  4. Step 4: Simplify right side
    3,514.84x = 11,213,156.05
  5. Step 5: Solve for x
    x = 11,213,156.05/3,514.84
  6. Step 6: Final answer
    x = 3,190.23

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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.