Home / 8,168.20-12,230.22-4,264.36

Finding the Fourth Proportional to 8,168.20, 12,230.22 and 4,264.36

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Solution

The fourth proportional to 8,168.20, 12,230.22 and 4,264.36 is: 6,385.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168.20 : 12,230.22 = 4,264.36 : x
  2. Step 2: Convert to fraction form
    8,168.20/12,230.22 = 4,264.36/x
  3. Step 3: Cross multiply
    8,168.20x = 12,230.22 × 4,264.36
  4. Step 4: Simplify right side
    8,168.20x = 52,154,060.96
  5. Step 5: Solve for x
    x = 52,154,060.96/8,168.20
  6. Step 6: Final answer
    x = 6,385.01

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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.