Home / 3,102.60-4,654.71-1,802.96

Finding the Fourth Proportional to 3,102.60, 4,654.71 and 1,802.96

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Solution

The fourth proportional to 3,102.60, 4,654.71 and 1,802.96 is: 2,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102.60 : 4,654.71 = 1,802.96 : x
  2. Step 2: Convert to fraction form
    3,102.60/4,654.71 = 1,802.96/x
  3. Step 3: Cross multiply
    3,102.60x = 4,654.71 × 1,802.96
  4. Step 4: Simplify right side
    3,102.60x = 8,392,232.67
  5. Step 5: Solve for x
    x = 8,392,232.67/3,102.60
  6. Step 6: Final answer
    x = 2,704.90

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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.