Home / 8,108.10-12,162.20-2,264.76

Finding the Fourth Proportional to 8,108.10, 12,162.20 and 2,264.76

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Solution

The fourth proportional to 8,108.10, 12,162.20 and 2,264.76 is: 3,397.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108.10 : 12,162.20 = 2,264.76 : x
  2. Step 2: Convert to fraction form
    8,108.10/12,162.20 = 2,264.76/x
  3. Step 3: Cross multiply
    8,108.10x = 12,162.20 × 2,264.76
  4. Step 4: Simplify right side
    8,108.10x = 27,544,464.07
  5. Step 5: Solve for x
    x = 27,544,464.07/8,108.10
  6. Step 6: Final answer
    x = 3,397.15

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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.