Home / 8,208.27-12,312.77-3,011.31

Finding the Fourth Proportional to 8,208.27, 12,312.77 and 3,011.31

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Solution

The fourth proportional to 8,208.27, 12,312.77 and 3,011.31 is: 4,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208.27 : 12,312.77 = 3,011.31 : x
  2. Step 2: Convert to fraction form
    8,208.27/12,312.77 = 3,011.31/x
  3. Step 3: Cross multiply
    8,208.27x = 12,312.77 × 3,011.31
  4. Step 4: Simplify right side
    8,208.27x = 37,077,552.37
  5. Step 5: Solve for x
    x = 37,077,552.37/8,208.27
  6. Step 6: Final answer
    x = 4,517.10

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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.