Home / 3,257.45-4,495.30-1,765.36

Finding the Fourth Proportional to 3,257.45, 4,495.30 and 1,765.36

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Solution

The fourth proportional to 3,257.45, 4,495.30 and 1,765.36 is: 2,436.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.45 : 4,495.30 = 1,765.36 : x
  2. Step 2: Convert to fraction form
    3,257.45/4,495.30 = 1,765.36/x
  3. Step 3: Cross multiply
    3,257.45x = 4,495.30 × 1,765.36
  4. Step 4: Simplify right side
    3,257.45x = 7,935,824.01
  5. Step 5: Solve for x
    x = 7,935,824.01/3,257.45
  6. Step 6: Final answer
    x = 2,436.21

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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.