Home / 5,945.28-8,919.35-1,996.55

Finding the Fourth Proportional to 5,945.28, 8,919.35 and 1,996.55

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Solution

The fourth proportional to 5,945.28, 8,919.35 and 1,996.55 is: 2,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.28 : 8,919.35 = 1,996.55 : x
  2. Step 2: Convert to fraction form
    5,945.28/8,919.35 = 1,996.55/x
  3. Step 3: Cross multiply
    5,945.28x = 8,919.35 × 1,996.55
  4. Step 4: Simplify right side
    5,945.28x = 17,807,873.66
  5. Step 5: Solve for x
    x = 17,807,873.66/5,945.28
  6. Step 6: Final answer
    x = 2,995.30

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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.