Home / 3,214.18-4,817.30-1,828.66

Finding the Fourth Proportional to 3,214.18, 4,817.30 and 1,828.66

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Solution

The fourth proportional to 3,214.18, 4,817.30 and 1,828.66 is: 2,740.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.18 : 4,817.30 = 1,828.66 : x
  2. Step 2: Convert to fraction form
    3,214.18/4,817.30 = 1,828.66/x
  3. Step 3: Cross multiply
    3,214.18x = 4,817.30 × 1,828.66
  4. Step 4: Simplify right side
    3,214.18x = 8,809,203.82
  5. Step 5: Solve for x
    x = 8,809,203.82/3,214.18
  6. Step 6: Final answer
    x = 2,740.73

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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.