Home / 3,402.12-5,098.83-2,961.57

Finding the Fourth Proportional to 3,402.12, 5,098.83 and 2,961.57

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Solution

The fourth proportional to 3,402.12, 5,098.83 and 2,961.57 is: 4,438.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.12 : 5,098.83 = 2,961.57 : x
  2. Step 2: Convert to fraction form
    3,402.12/5,098.83 = 2,961.57/x
  3. Step 3: Cross multiply
    3,402.12x = 5,098.83 × 2,961.57
  4. Step 4: Simplify right side
    3,402.12x = 15,100,541.96
  5. Step 5: Solve for x
    x = 15,100,541.96/3,402.12
  6. Step 6: Final answer
    x = 4,438.57

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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.