Home / 8,206.74-12,310.11-3,586.50

Finding the Fourth Proportional to 8,206.74, 12,310.11 and 3,586.50

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Solution

The fourth proportional to 8,206.74, 12,310.11 and 3,586.50 is: 5,379.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206.74 : 12,310.11 = 3,586.50 : x
  2. Step 2: Convert to fraction form
    8,206.74/12,310.11 = 3,586.50/x
  3. Step 3: Cross multiply
    8,206.74x = 12,310.11 × 3,586.50
  4. Step 4: Simplify right side
    8,206.74x = 44,150,209.52
  5. Step 5: Solve for x
    x = 44,150,209.52/8,206.74
  6. Step 6: Final answer
    x = 5,379.75

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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.