Home / 8,380.49-12,551.58-4,001.01

Finding the Fourth Proportional to 8,380.49, 12,551.58 and 4,001.01

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Solution

The fourth proportional to 8,380.49, 12,551.58 and 4,001.01 is: 5,992.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380.49 : 12,551.58 = 4,001.01 : x
  2. Step 2: Convert to fraction form
    8,380.49/12,551.58 = 4,001.01/x
  3. Step 3: Cross multiply
    8,380.49x = 12,551.58 × 4,001.01
  4. Step 4: Simplify right side
    8,380.49x = 50,218,997.10
  5. Step 5: Solve for x
    x = 50,218,997.10/8,380.49
  6. Step 6: Final answer
    x = 5,992.37

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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.