Home / 8,072.04-12,108.34-2,228.70

Finding the Fourth Proportional to 8,072.04, 12,108.34 and 2,228.70

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Solution

The fourth proportional to 8,072.04, 12,108.34 and 2,228.70 is: 3,343.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.04 : 12,108.34 = 2,228.70 : x
  2. Step 2: Convert to fraction form
    8,072.04/12,108.34 = 2,228.70/x
  3. Step 3: Cross multiply
    8,072.04x = 12,108.34 × 2,228.70
  4. Step 4: Simplify right side
    8,072.04x = 26,985,857.36
  5. Step 5: Solve for x
    x = 26,985,857.36/8,072.04
  6. Step 6: Final answer
    x = 3,343.13

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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.