Home / 2,213.24-3,333.04-1,928.12

Finding the Fourth Proportional to 2,213.24, 3,333.04 and 1,928.12

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Solution

The fourth proportional to 2,213.24, 3,333.04 and 1,928.12 is: 2,903.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.24 : 3,333.04 = 1,928.12 : x
  2. Step 2: Convert to fraction form
    2,213.24/3,333.04 = 1,928.12/x
  3. Step 3: Cross multiply
    2,213.24x = 3,333.04 × 1,928.12
  4. Step 4: Simplify right side
    2,213.24x = 6,426,491.44
  5. Step 5: Solve for x
    x = 6,426,491.44/2,213.24
  6. Step 6: Final answer
    x = 2,903.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.