Home / 6,524.92-9,789.20-2,628.40

Finding the Fourth Proportional to 6,524.92, 9,789.20 and 2,628.40

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Solution

The fourth proportional to 6,524.92, 9,789.20 and 2,628.40 is: 3,943.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,524.92 : 9,789.20 = 2,628.40 : x
  2. Step 2: Convert to fraction form
    6,524.92/9,789.20 = 2,628.40/x
  3. Step 3: Cross multiply
    6,524.92x = 9,789.20 × 2,628.40
  4. Step 4: Simplify right side
    6,524.92x = 25,729,933.28
  5. Step 5: Solve for x
    x = 25,729,933.28/6,524.92
  6. Step 6: Final answer
    x = 3,943.33

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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.