Home / 11,325.94-16,995.59-4,311.86

Finding the Fourth Proportional to 11,325.94, 16,995.59 and 4,311.86

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Solution

The fourth proportional to 11,325.94, 16,995.59 and 4,311.86 is: 6,470.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325.94 : 16,995.59 = 4,311.86 : x
  2. Step 2: Convert to fraction form
    11,325.94/16,995.59 = 4,311.86/x
  3. Step 3: Cross multiply
    11,325.94x = 16,995.59 × 4,311.86
  4. Step 4: Simplify right side
    11,325.94x = 73,282,498.16
  5. Step 5: Solve for x
    x = 73,282,498.16/11,325.94
  6. Step 6: Final answer
    x = 6,470.33

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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.