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Finding the Fourth Proportional to 7,673.48, 10,629.51 and 7,517.96

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Solution

The fourth proportional to 7,673.48, 10,629.51 and 7,517.96 is: 10,414.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.48 : 10,629.51 = 7,517.96 : x
  2. Step 2: Convert to fraction form
    7,673.48/10,629.51 = 7,517.96/x
  3. Step 3: Cross multiply
    7,673.48x = 10,629.51 × 7,517.96
  4. Step 4: Simplify right side
    7,673.48x = 79,912,231.00
  5. Step 5: Solve for x
    x = 79,912,231.00/7,673.48
  6. Step 6: Final answer
    x = 10,414.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.