Home / 5,117.58-7,673.94-2,649.92

Finding the Fourth Proportional to 5,117.58, 7,673.94 and 2,649.92

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Solution

The fourth proportional to 5,117.58, 7,673.94 and 2,649.92 is: 3,973.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.58 : 7,673.94 = 2,649.92 : x
  2. Step 2: Convert to fraction form
    5,117.58/7,673.94 = 2,649.92/x
  3. Step 3: Cross multiply
    5,117.58x = 7,673.94 × 2,649.92
  4. Step 4: Simplify right side
    5,117.58x = 20,335,288.72
  5. Step 5: Solve for x
    x = 20,335,288.72/5,117.58
  6. Step 6: Final answer
    x = 3,973.61

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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.