Home / 5,175.14-7,760.36-1,476.48

Finding the Fourth Proportional to 5,175.14, 7,760.36 and 1,476.48

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Solution

The fourth proportional to 5,175.14, 7,760.36 and 1,476.48 is: 2,214.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175.14 : 7,760.36 = 1,476.48 : x
  2. Step 2: Convert to fraction form
    5,175.14/7,760.36 = 1,476.48/x
  3. Step 3: Cross multiply
    5,175.14x = 7,760.36 × 1,476.48
  4. Step 4: Simplify right side
    5,175.14x = 11,458,049.13
  5. Step 5: Solve for x
    x = 11,458,049.13/5,175.14
  6. Step 6: Final answer
    x = 2,214.06

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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.