Home / 3,165.44-4,746.92-2,188.58

Finding the Fourth Proportional to 3,165.44, 4,746.92 and 2,188.58

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Solution

The fourth proportional to 3,165.44, 4,746.92 and 2,188.58 is: 3,282.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.44 : 4,746.92 = 2,188.58 : x
  2. Step 2: Convert to fraction form
    3,165.44/4,746.92 = 2,188.58/x
  3. Step 3: Cross multiply
    3,165.44x = 4,746.92 × 2,188.58
  4. Step 4: Simplify right side
    3,165.44x = 10,389,014.17
  5. Step 5: Solve for x
    x = 10,389,014.17/3,165.44
  6. Step 6: Final answer
    x = 3,282.01

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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.