Home / 3,506.15-5,261.06-1,427.69

Finding the Fourth Proportional to 3,506.15, 5,261.06 and 1,427.69

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Solution

The fourth proportional to 3,506.15, 5,261.06 and 1,427.69 is: 2,142.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.15 : 5,261.06 = 1,427.69 : x
  2. Step 2: Convert to fraction form
    3,506.15/5,261.06 = 1,427.69/x
  3. Step 3: Cross multiply
    3,506.15x = 5,261.06 × 1,427.69
  4. Step 4: Simplify right side
    3,506.15x = 7,511,179.47
  5. Step 5: Solve for x
    x = 7,511,179.47/3,506.15
  6. Step 6: Final answer
    x = 2,142.29

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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.