Home / 3,020.28-4,530.44-1,171.60

Finding the Fourth Proportional to 3,020.28, 4,530.44 and 1,171.60

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Solution

The fourth proportional to 3,020.28, 4,530.44 and 1,171.60 is: 1,757.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.28 : 4,530.44 = 1,171.60 : x
  2. Step 2: Convert to fraction form
    3,020.28/4,530.44 = 1,171.60/x
  3. Step 3: Cross multiply
    3,020.28x = 4,530.44 × 1,171.60
  4. Step 4: Simplify right side
    3,020.28x = 5,307,863.50
  5. Step 5: Solve for x
    x = 5,307,863.50/3,020.28
  6. Step 6: Final answer
    x = 1,757.41

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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.