Home / 7,086.28-10,682.49-6,610.54

Finding the Fourth Proportional to 7,086.28, 10,682.49 and 6,610.54

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Solution

The fourth proportional to 7,086.28, 10,682.49 and 6,610.54 is: 9,965.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,086.28 : 10,682.49 = 6,610.54 : x
  2. Step 2: Convert to fraction form
    7,086.28/10,682.49 = 6,610.54/x
  3. Step 3: Cross multiply
    7,086.28x = 10,682.49 × 6,610.54
  4. Step 4: Simplify right side
    7,086.28x = 70,616,940.98
  5. Step 5: Solve for x
    x = 70,616,940.98/7,086.28
  6. Step 6: Final answer
    x = 9,965.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.