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Finding the Fourth Proportional to 7,073.73, 10,610.73 and 2,143.53

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Solution

The fourth proportional to 7,073.73, 10,610.73 and 2,143.53 is: 3,215.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.73 : 10,610.73 = 2,143.53 : x
  2. Step 2: Convert to fraction form
    7,073.73/10,610.73 = 2,143.53/x
  3. Step 3: Cross multiply
    7,073.73x = 10,610.73 × 2,143.53
  4. Step 4: Simplify right side
    7,073.73x = 22,744,418.08
  5. Step 5: Solve for x
    x = 22,744,418.08/7,073.73
  6. Step 6: Final answer
    x = 3,215.34

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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.