Home / 3,765.38-5,192.84-2,437.70

Finding the Fourth Proportional to 3,765.38, 5,192.84 and 2,437.70

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Solution

The fourth proportional to 3,765.38, 5,192.84 and 2,437.70 is: 3,361.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.38 : 5,192.84 = 2,437.70 : x
  2. Step 2: Convert to fraction form
    3,765.38/5,192.84 = 2,437.70/x
  3. Step 3: Cross multiply
    3,765.38x = 5,192.84 × 2,437.70
  4. Step 4: Simplify right side
    3,765.38x = 12,658,586.07
  5. Step 5: Solve for x
    x = 12,658,586.07/3,765.38
  6. Step 6: Final answer
    x = 3,361.83

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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.