Home / 5,917.82-8,877.94-2,220.03

Finding the Fourth Proportional to 5,917.82, 8,877.94 and 2,220.03

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Solution

The fourth proportional to 5,917.82, 8,877.94 and 2,220.03 is: 3,330.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.82 : 8,877.94 = 2,220.03 : x
  2. Step 2: Convert to fraction form
    5,917.82/8,877.94 = 2,220.03/x
  3. Step 3: Cross multiply
    5,917.82x = 8,877.94 × 2,220.03
  4. Step 4: Simplify right side
    5,917.82x = 19,709,287.59
  5. Step 5: Solve for x
    x = 19,709,287.59/5,917.82
  6. Step 6: Final answer
    x = 3,330.50

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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.