Home / 7,384.66-11,067.64-3,223.55

Finding the Fourth Proportional to 7,384.66, 11,067.64 and 3,223.55

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Solution

The fourth proportional to 7,384.66, 11,067.64 and 3,223.55 is: 4,831.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.66 : 11,067.64 = 3,223.55 : x
  2. Step 2: Convert to fraction form
    7,384.66/11,067.64 = 3,223.55/x
  3. Step 3: Cross multiply
    7,384.66x = 11,067.64 × 3,223.55
  4. Step 4: Simplify right side
    7,384.66x = 35,677,110.53
  5. Step 5: Solve for x
    x = 35,677,110.53/7,384.66
  6. Step 6: Final answer
    x = 4,831.25

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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.