Home / 5,175.38-7,760.74-1,476.73

Finding the Fourth Proportional to 5,175.38, 7,760.74 and 1,476.73

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Solution

The fourth proportional to 5,175.38, 7,760.74 and 1,476.73 is: 2,214.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175.38 : 7,760.74 = 1,476.73 : x
  2. Step 2: Convert to fraction form
    5,175.38/7,760.74 = 1,476.73/x
  3. Step 3: Cross multiply
    5,175.38x = 7,760.74 × 1,476.73
  4. Step 4: Simplify right side
    5,175.38x = 11,460,517.58
  5. Step 5: Solve for x
    x = 11,460,517.58/5,175.38
  6. Step 6: Final answer
    x = 2,214.43

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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.