Home / 1,447.26-1,996.33-1,097.34

Finding the Fourth Proportional to 1,447.26, 1,996.33 and 1,097.34

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Solution

The fourth proportional to 1,447.26, 1,996.33 and 1,097.34 is: 1,513.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447.26 : 1,996.33 = 1,097.34 : x
  2. Step 2: Convert to fraction form
    1,447.26/1,996.33 = 1,097.34/x
  3. Step 3: Cross multiply
    1,447.26x = 1,996.33 × 1,097.34
  4. Step 4: Simplify right side
    1,447.26x = 2,190,652.76
  5. Step 5: Solve for x
    x = 2,190,652.76/1,447.26
  6. Step 6: Final answer
    x = 1,513.66

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1.5x scale

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.