Home / 7,664.20-11,496.30-3,282.10

Finding the Fourth Proportional to 7,664.20, 11,496.30 and 3,282.10

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Solution

The fourth proportional to 7,664.20, 11,496.30 and 3,282.10 is: 4,923.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.20 : 11,496.30 = 3,282.10 : x
  2. Step 2: Convert to fraction form
    7,664.20/11,496.30 = 3,282.10/x
  3. Step 3: Cross multiply
    7,664.20x = 11,496.30 × 3,282.10
  4. Step 4: Simplify right side
    7,664.20x = 37,732,006.23
  5. Step 5: Solve for x
    x = 37,732,006.23/7,664.20
  6. Step 6: Final answer
    x = 4,923.15

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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.