Home / 8,533.13-12,790.89-3,266.90

Finding the Fourth Proportional to 8,533.13, 12,790.89 and 3,266.90

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Solution

The fourth proportional to 8,533.13, 12,790.89 and 3,266.90 is: 4,896.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,533.13 : 12,790.89 = 3,266.90 : x
  2. Step 2: Convert to fraction form
    8,533.13/12,790.89 = 3,266.90/x
  3. Step 3: Cross multiply
    8,533.13x = 12,790.89 × 3,266.90
  4. Step 4: Simplify right side
    8,533.13x = 41,786,494.59
  5. Step 5: Solve for x
    x = 41,786,494.59/8,533.13
  6. Step 6: Final answer
    x = 4,896.97

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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.