Home / 3,514-4,849.32-2,117.02

Finding the Fourth Proportional to 3,514, 4,849.32 and 2,117.02

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Solution

The fourth proportional to 3,514, 4,849.32 and 2,117.02 is: 2,921.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514 : 4,849.32 = 2,117.02 : x
  2. Step 2: Convert to fraction form
    3,514/4,849.32 = 2,117.02/x
  3. Step 3: Cross multiply
    3,514x = 4,849.32 × 2,117.02
  4. Step 4: Simplify right side
    3,514x = 10,266,107.43
  5. Step 5: Solve for x
    x = 10,266,107.43/3,514
  6. Step 6: Final answer
    x = 2,921.49

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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.