Home / 8,831.39-13,234.11-4,442.81

Finding the Fourth Proportional to 8,831.39, 13,234.11 and 4,442.81

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Solution

The fourth proportional to 8,831.39, 13,234.11 and 4,442.81 is: 6,657.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.39 : 13,234.11 = 4,442.81 : x
  2. Step 2: Convert to fraction form
    8,831.39/13,234.11 = 4,442.81/x
  3. Step 3: Cross multiply
    8,831.39x = 13,234.11 × 4,442.81
  4. Step 4: Simplify right side
    8,831.39x = 58,796,570.08
  5. Step 5: Solve for x
    x = 58,796,570.08/8,831.39
  6. Step 6: Final answer
    x = 6,657.68

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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.