Home / 3,214.53-4,822.20-1,365.30

Finding the Fourth Proportional to 3,214.53, 4,822.20 and 1,365.30

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Solution

The fourth proportional to 3,214.53, 4,822.20 and 1,365.30 is: 2,048.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.53 : 4,822.20 = 1,365.30 : x
  2. Step 2: Convert to fraction form
    3,214.53/4,822.20 = 1,365.30/x
  3. Step 3: Cross multiply
    3,214.53x = 4,822.20 × 1,365.30
  4. Step 4: Simplify right side
    3,214.53x = 6,583,749.66
  5. Step 5: Solve for x
    x = 6,583,749.66/3,214.53
  6. Step 6: Final answer
    x = 2,048.12

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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.