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Finding the Fourth Proportional to 8,369.37, 11,544.93 and 4,831.92

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Solution

The fourth proportional to 8,369.37, 11,544.93 and 4,831.92 is: 6,665.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,369.37 : 11,544.93 = 4,831.92 : x
  2. Step 2: Convert to fraction form
    8,369.37/11,544.93 = 4,831.92/x
  3. Step 3: Cross multiply
    8,369.37x = 11,544.93 × 4,831.92
  4. Step 4: Simplify right side
    8,369.37x = 55,784,178.17
  5. Step 5: Solve for x
    x = 55,784,178.17/8,369.37
  6. Step 6: Final answer
    x = 6,665.28

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1.5x scale

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.