Home / 3,214.06-4,821.07-1,654.50

Finding the Fourth Proportional to 3,214.06, 4,821.07 and 1,654.50

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Solution

The fourth proportional to 3,214.06, 4,821.07 and 1,654.50 is: 2,481.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.06 : 4,821.07 = 1,654.50 : x
  2. Step 2: Convert to fraction form
    3,214.06/4,821.07 = 1,654.50/x
  3. Step 3: Cross multiply
    3,214.06x = 4,821.07 × 1,654.50
  4. Step 4: Simplify right side
    3,214.06x = 7,976,460.32
  5. Step 5: Solve for x
    x = 7,976,460.32/3,214.06
  6. Step 6: Final answer
    x = 2,481.74

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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.