Home / 5,212.13-7,816.22-1,701.30

Finding the Fourth Proportional to 5,212.13, 7,816.22 and 1,701.30

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Solution

The fourth proportional to 5,212.13, 7,816.22 and 1,701.30 is: 2,551.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.13 : 7,816.22 = 1,701.30 : x
  2. Step 2: Convert to fraction form
    5,212.13/7,816.22 = 1,701.30/x
  3. Step 3: Cross multiply
    5,212.13x = 7,816.22 × 1,701.30
  4. Step 4: Simplify right side
    5,212.13x = 13,297,735.09
  5. Step 5: Solve for x
    x = 13,297,735.09/5,212.13
  6. Step 6: Final answer
    x = 2,551.31

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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.