Home / 5,449.07-8,174.97-1,553.46

Finding the Fourth Proportional to 5,449.07, 8,174.97 and 1,553.46

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Solution

The fourth proportional to 5,449.07, 8,174.97 and 1,553.46 is: 2,330.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.07 : 8,174.97 = 1,553.46 : x
  2. Step 2: Convert to fraction form
    5,449.07/8,174.97 = 1,553.46/x
  3. Step 3: Cross multiply
    5,449.07x = 8,174.97 × 1,553.46
  4. Step 4: Simplify right side
    5,449.07x = 12,699,488.90
  5. Step 5: Solve for x
    x = 12,699,488.90/5,449.07
  6. Step 6: Final answer
    x = 2,330.58

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1.5x scale

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.