Home / 6,276.87-8,662.77-3,625.11

Finding the Fourth Proportional to 6,276.87, 8,662.77 and 3,625.11

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Solution

The fourth proportional to 6,276.87, 8,662.77 and 3,625.11 is: 5,003.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.87 : 8,662.77 = 3,625.11 : x
  2. Step 2: Convert to fraction form
    6,276.87/8,662.77 = 3,625.11/x
  3. Step 3: Cross multiply
    6,276.87x = 8,662.77 × 3,625.11
  4. Step 4: Simplify right side
    6,276.87x = 31,403,494.15
  5. Step 5: Solve for x
    x = 31,403,494.15/6,276.87
  6. Step 6: Final answer
    x = 5,003.05

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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.