Home / 8,882.73-12,257.69-5,525.45

Finding the Fourth Proportional to 8,882.73, 12,257.69 and 5,525.45

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Solution

The fourth proportional to 8,882.73, 12,257.69 and 5,525.45 is: 7,624.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882.73 : 12,257.69 = 5,525.45 : x
  2. Step 2: Convert to fraction form
    8,882.73/12,257.69 = 5,525.45/x
  3. Step 3: Cross multiply
    8,882.73x = 12,257.69 × 5,525.45
  4. Step 4: Simplify right side
    8,882.73x = 67,729,164.29
  5. Step 5: Solve for x
    x = 67,729,164.29/8,882.73
  6. Step 6: Final answer
    x = 7,624.81

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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.