Home / 3,521.10-5,282.61-1,181.49

Finding the Fourth Proportional to 3,521.10, 5,282.61 and 1,181.49

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Solution

The fourth proportional to 3,521.10, 5,282.61 and 1,181.49 is: 1,772.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.10 : 5,282.61 = 1,181.49 : x
  2. Step 2: Convert to fraction form
    3,521.10/5,282.61 = 1,181.49/x
  3. Step 3: Cross multiply
    3,521.10x = 5,282.61 × 1,181.49
  4. Step 4: Simplify right side
    3,521.10x = 6,241,350.89
  5. Step 5: Solve for x
    x = 6,241,350.89/3,521.10
  6. Step 6: Final answer
    x = 1,772.56

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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.