Home / 8,206.20-12,296.10-6,554.04

Finding the Fourth Proportional to 8,206.20, 12,296.10 and 6,554.04

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Solution

The fourth proportional to 8,206.20, 12,296.10 and 6,554.04 is: 9,820.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206.20 : 12,296.10 = 6,554.04 : x
  2. Step 2: Convert to fraction form
    8,206.20/12,296.10 = 6,554.04/x
  3. Step 3: Cross multiply
    8,206.20x = 12,296.10 × 6,554.04
  4. Step 4: Simplify right side
    8,206.20x = 80,589,131.24
  5. Step 5: Solve for x
    x = 80,589,131.24/8,206.20
  6. Step 6: Final answer
    x = 9,820.52

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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.