Home / 8,252.89-12,382.07-3,319.99

Finding the Fourth Proportional to 8,252.89, 12,382.07 and 3,319.99

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Solution

The fourth proportional to 8,252.89, 12,382.07 and 3,319.99 is: 4,981.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.89 : 12,382.07 = 3,319.99 : x
  2. Step 2: Convert to fraction form
    8,252.89/12,382.07 = 3,319.99/x
  3. Step 3: Cross multiply
    8,252.89x = 12,382.07 × 3,319.99
  4. Step 4: Simplify right side
    8,252.89x = 41,108,301.02
  5. Step 5: Solve for x
    x = 41,108,301.02/8,252.89
  6. Step 6: Final answer
    x = 4,981.08

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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.