Home / 1,473.14-2,031.37-1,205.57

Finding the Fourth Proportional to 1,473.14, 2,031.37 and 1,205.57

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Solution

The fourth proportional to 1,473.14, 2,031.37 and 1,205.57 is: 1,662.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.14 : 2,031.37 = 1,205.57 : x
  2. Step 2: Convert to fraction form
    1,473.14/2,031.37 = 1,205.57/x
  3. Step 3: Cross multiply
    1,473.14x = 2,031.37 × 1,205.57
  4. Step 4: Simplify right side
    1,473.14x = 2,448,958.73
  5. Step 5: Solve for x
    x = 2,448,958.73/1,473.14
  6. Step 6: Final answer
    x = 1,662.41

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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.