Home / 10,831.95-16,249.01-3,904.83

Finding the Fourth Proportional to 10,831.95, 16,249.01 and 3,904.83

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Solution

The fourth proportional to 10,831.95, 16,249.01 and 3,904.83 is: 5,857.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.95 : 16,249.01 = 3,904.83 : x
  2. Step 2: Convert to fraction form
    10,831.95/16,249.01 = 3,904.83/x
  3. Step 3: Cross multiply
    10,831.95x = 16,249.01 × 3,904.83
  4. Step 4: Simplify right side
    10,831.95x = 63,449,602.19
  5. Step 5: Solve for x
    x = 63,449,602.19/10,831.95
  6. Step 6: Final answer
    x = 5,857.63

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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.