Home / 4,057.05-5,595.85-2,638.12

Finding the Fourth Proportional to 4,057.05, 5,595.85 and 2,638.12

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Solution

The fourth proportional to 4,057.05, 5,595.85 and 2,638.12 is: 3,638.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057.05 : 5,595.85 = 2,638.12 : x
  2. Step 2: Convert to fraction form
    4,057.05/5,595.85 = 2,638.12/x
  3. Step 3: Cross multiply
    4,057.05x = 5,595.85 × 2,638.12
  4. Step 4: Simplify right side
    4,057.05x = 14,762,523.60
  5. Step 5: Solve for x
    x = 14,762,523.60/4,057.05
  6. Step 6: Final answer
    x = 3,638.73

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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.