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Finding the Fourth Proportional to 7,694.96, 10,610.16 and 6,572.48

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Solution

The fourth proportional to 7,694.96, 10,610.16 and 6,572.48 is: 9,062.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,694.96 : 10,610.16 = 6,572.48 : x
  2. Step 2: Convert to fraction form
    7,694.96/10,610.16 = 6,572.48/x
  3. Step 3: Cross multiply
    7,694.96x = 10,610.16 × 6,572.48
  4. Step 4: Simplify right side
    7,694.96x = 69,735,064.40
  5. Step 5: Solve for x
    x = 69,735,064.40/7,694.96
  6. Step 6: Final answer
    x = 9,062.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.