Home / 3,475.82-4,796.66-1,983.72

Finding the Fourth Proportional to 3,475.82, 4,796.66 and 1,983.72

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Solution

The fourth proportional to 3,475.82, 4,796.66 and 1,983.72 is: 2,737.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.82 : 4,796.66 = 1,983.72 : x
  2. Step 2: Convert to fraction form
    3,475.82/4,796.66 = 1,983.72/x
  3. Step 3: Cross multiply
    3,475.82x = 4,796.66 × 1,983.72
  4. Step 4: Simplify right side
    3,475.82x = 9,515,230.38
  5. Step 5: Solve for x
    x = 9,515,230.38/3,475.82
  6. Step 6: Final answer
    x = 2,737.55

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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.