Home / 4,905.15-7,358.96-2,274.54

Finding the Fourth Proportional to 4,905.15, 7,358.96 and 2,274.54

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Solution

The fourth proportional to 4,905.15, 7,358.96 and 2,274.54 is: 3,412.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.15 : 7,358.96 = 2,274.54 : x
  2. Step 2: Convert to fraction form
    4,905.15/7,358.96 = 2,274.54/x
  3. Step 3: Cross multiply
    4,905.15x = 7,358.96 × 2,274.54
  4. Step 4: Simplify right side
    4,905.15x = 16,738,248.88
  5. Step 5: Solve for x
    x = 16,738,248.88/4,905.15
  6. Step 6: Final answer
    x = 3,412.38

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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.