Home / 4,013.34-5,537.30-2,311.78

Finding the Fourth Proportional to 4,013.34, 5,537.30 and 2,311.78

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Solution

The fourth proportional to 4,013.34, 5,537.30 and 2,311.78 is: 3,189.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.34 : 5,537.30 = 2,311.78 : x
  2. Step 2: Convert to fraction form
    4,013.34/5,537.30 = 2,311.78/x
  3. Step 3: Cross multiply
    4,013.34x = 5,537.30 × 2,311.78
  4. Step 4: Simplify right side
    4,013.34x = 12,801,019.39
  5. Step 5: Solve for x
    x = 12,801,019.39/4,013.34
  6. Step 6: Final answer
    x = 3,189.62

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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.