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Finding the Fourth Proportional to 7,083.44, 10,625.60 and 2,153.44

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Solution

The fourth proportional to 7,083.44, 10,625.60 and 2,153.44 is: 3,230.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.44 : 10,625.60 = 2,153.44 : x
  2. Step 2: Convert to fraction form
    7,083.44/10,625.60 = 2,153.44/x
  3. Step 3: Cross multiply
    7,083.44x = 10,625.60 × 2,153.44
  4. Step 4: Simplify right side
    7,083.44x = 22,881,592.06
  5. Step 5: Solve for x
    x = 22,881,592.06/7,083.44
  6. Step 6: Final answer
    x = 3,230.29

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1.5x scale

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.