Home / 6,712.25-9,263.03-3,728.36

Finding the Fourth Proportional to 6,712.25, 9,263.03 and 3,728.36

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Solution

The fourth proportional to 6,712.25, 9,263.03 and 3,728.36 is: 5,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.25 : 9,263.03 = 3,728.36 : x
  2. Step 2: Convert to fraction form
    6,712.25/9,263.03 = 3,728.36/x
  3. Step 3: Cross multiply
    6,712.25x = 9,263.03 × 3,728.36
  4. Step 4: Simplify right side
    6,712.25x = 34,535,845.57
  5. Step 5: Solve for x
    x = 34,535,845.57/6,712.25
  6. Step 6: Final answer
    x = 5,145.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.