Home / 1,446.14-2,167.82-471.58

Finding the Fourth Proportional to 1,446.14, 2,167.82 and 471.58

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Solution

The fourth proportional to 1,446.14, 2,167.82 and 471.58 is: 706.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.14 : 2,167.82 = 471.58 : x
  2. Step 2: Convert to fraction form
    1,446.14/2,167.82 = 471.58/x
  3. Step 3: Cross multiply
    1,446.14x = 2,167.82 × 471.58
  4. Step 4: Simplify right side
    1,446.14x = 1,022,300.56
  5. Step 5: Solve for x
    x = 1,022,300.56/1,446.14
  6. Step 6: Final answer
    x = 706.92

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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.