Home / 3,173.22-4,379.02-1,775.97

Finding the Fourth Proportional to 3,173.22, 4,379.02 and 1,775.97

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Solution

The fourth proportional to 3,173.22, 4,379.02 and 1,775.97 is: 2,450.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.22 : 4,379.02 = 1,775.97 : x
  2. Step 2: Convert to fraction form
    3,173.22/4,379.02 = 1,775.97/x
  3. Step 3: Cross multiply
    3,173.22x = 4,379.02 × 1,775.97
  4. Step 4: Simplify right side
    3,173.22x = 7,777,003.71
  5. Step 5: Solve for x
    x = 7,777,003.71/3,173.22
  6. Step 6: Final answer
    x = 2,450.82

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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.