Home / 2,514.21-3,471.68-1,631.52

Finding the Fourth Proportional to 2,514.21, 3,471.68 and 1,631.52

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Solution

The fourth proportional to 2,514.21, 3,471.68 and 1,631.52 is: 2,252.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514.21 : 3,471.68 = 1,631.52 : x
  2. Step 2: Convert to fraction form
    2,514.21/3,471.68 = 1,631.52/x
  3. Step 3: Cross multiply
    2,514.21x = 3,471.68 × 1,631.52
  4. Step 4: Simplify right side
    2,514.21x = 5,664,089.84
  5. Step 5: Solve for x
    x = 5,664,089.84/2,514.21
  6. Step 6: Final answer
    x = 2,252.84

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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.