Home / 3,504.72-4,838.96-2,179.02

Finding the Fourth Proportional to 3,504.72, 4,838.96 and 2,179.02

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Solution

The fourth proportional to 3,504.72, 4,838.96 and 2,179.02 is: 3,008.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.72 : 4,838.96 = 2,179.02 : x
  2. Step 2: Convert to fraction form
    3,504.72/4,838.96 = 2,179.02/x
  3. Step 3: Cross multiply
    3,504.72x = 4,838.96 × 2,179.02
  4. Step 4: Simplify right side
    3,504.72x = 10,544,190.62
  5. Step 5: Solve for x
    x = 10,544,190.62/3,504.72
  6. Step 6: Final answer
    x = 3,008.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.