Home / 7,282.20-10,923.30-6,331.80

Finding the Fourth Proportional to 7,282.20, 10,923.30 and 6,331.80

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Solution

The fourth proportional to 7,282.20, 10,923.30 and 6,331.80 is: 9,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.20 : 10,923.30 = 6,331.80 : x
  2. Step 2: Convert to fraction form
    7,282.20/10,923.30 = 6,331.80/x
  3. Step 3: Cross multiply
    7,282.20x = 10,923.30 × 6,331.80
  4. Step 4: Simplify right side
    7,282.20x = 69,164,150.94
  5. Step 5: Solve for x
    x = 69,164,150.94/7,282.20
  6. Step 6: Final answer
    x = 9,497.70

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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.