Home / 5,649.45-8,461.87-3,451.51

Finding the Fourth Proportional to 5,649.45, 8,461.87 and 3,451.51

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Solution

The fourth proportional to 5,649.45, 8,461.87 and 3,451.51 is: 5,169.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.45 : 8,461.87 = 3,451.51 : x
  2. Step 2: Convert to fraction form
    5,649.45/8,461.87 = 3,451.51/x
  3. Step 3: Cross multiply
    5,649.45x = 8,461.87 × 3,451.51
  4. Step 4: Simplify right side
    5,649.45x = 29,206,230.87
  5. Step 5: Solve for x
    x = 29,206,230.87/5,649.45
  6. Step 6: Final answer
    x = 5,169.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.