Home / 3,676.12-5,073.18-2,020.12

Finding the Fourth Proportional to 3,676.12, 5,073.18 and 2,020.12

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Solution

The fourth proportional to 3,676.12, 5,073.18 and 2,020.12 is: 2,787.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.12 : 5,073.18 = 2,020.12 : x
  2. Step 2: Convert to fraction form
    3,676.12/5,073.18 = 2,020.12/x
  3. Step 3: Cross multiply
    3,676.12x = 5,073.18 × 2,020.12
  4. Step 4: Simplify right side
    3,676.12x = 10,248,432.38
  5. Step 5: Solve for x
    x = 10,248,432.38/3,676.12
  6. Step 6: Final answer
    x = 2,787.84

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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.