Home / 3,695.76-5,539.05-2,132.64

Finding the Fourth Proportional to 3,695.76, 5,539.05 and 2,132.64

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Solution

The fourth proportional to 3,695.76, 5,539.05 and 2,132.64 is: 3,196.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.76 : 5,539.05 = 2,132.64 : x
  2. Step 2: Convert to fraction form
    3,695.76/5,539.05 = 2,132.64/x
  3. Step 3: Cross multiply
    3,695.76x = 5,539.05 × 2,132.64
  4. Step 4: Simplify right side
    3,695.76x = 11,812,799.59
  5. Step 5: Solve for x
    x = 11,812,799.59/3,695.76
  6. Step 6: Final answer
    x = 3,196.31

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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.