Home / 8,132.88-12,198.30-2,210.22

Finding the Fourth Proportional to 8,132.88, 12,198.30 and 2,210.22

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Solution

The fourth proportional to 8,132.88, 12,198.30 and 2,210.22 is: 3,315.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.88 : 12,198.30 = 2,210.22 : x
  2. Step 2: Convert to fraction form
    8,132.88/12,198.30 = 2,210.22/x
  3. Step 3: Cross multiply
    8,132.88x = 12,198.30 × 2,210.22
  4. Step 4: Simplify right side
    8,132.88x = 26,960,926.63
  5. Step 5: Solve for x
    x = 26,960,926.63/8,132.88
  6. Step 6: Final answer
    x = 3,315.05

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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.