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Finding the Fourth Proportional to 7,083.10, 10,625.06 and 2,922.94

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Solution

The fourth proportional to 7,083.10, 10,625.06 and 2,922.94 is: 4,384.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.10 : 10,625.06 = 2,922.94 : x
  2. Step 2: Convert to fraction form
    7,083.10/10,625.06 = 2,922.94/x
  3. Step 3: Cross multiply
    7,083.10x = 10,625.06 × 2,922.94
  4. Step 4: Simplify right side
    7,083.10x = 31,056,412.88
  5. Step 5: Solve for x
    x = 31,056,412.88/7,083.10
  6. Step 6: Final answer
    x = 4,384.58

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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.