Home / 2,003.28-3,000.20-1,934.04

Finding the Fourth Proportional to 2,003.28, 3,000.20 and 1,934.04

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Solution

The fourth proportional to 2,003.28, 3,000.20 and 1,934.04 is: 2,896.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003.28 : 3,000.20 = 1,934.04 : x
  2. Step 2: Convert to fraction form
    2,003.28/3,000.20 = 1,934.04/x
  3. Step 3: Cross multiply
    2,003.28x = 3,000.20 × 1,934.04
  4. Step 4: Simplify right side
    2,003.28x = 5,802,506.81
  5. Step 5: Solve for x
    x = 5,802,506.81/2,003.28
  6. Step 6: Final answer
    x = 2,896.50

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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.