Home / 4,175.40-5,760.27-2,760.60

Finding the Fourth Proportional to 4,175.40, 5,760.27 and 2,760.60

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Solution

The fourth proportional to 4,175.40, 5,760.27 and 2,760.60 is: 3,808.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.40 : 5,760.27 = 2,760.60 : x
  2. Step 2: Convert to fraction form
    4,175.40/5,760.27 = 2,760.60/x
  3. Step 3: Cross multiply
    4,175.40x = 5,760.27 × 2,760.60
  4. Step 4: Simplify right side
    4,175.40x = 15,901,801.36
  5. Step 5: Solve for x
    x = 15,901,801.36/4,175.40
  6. Step 6: Final answer
    x = 3,808.45

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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.