Home / 9,620.36-14,432.71-3,380.81

Finding the Fourth Proportional to 9,620.36, 14,432.71 and 3,380.81

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Solution

The fourth proportional to 9,620.36, 14,432.71 and 3,380.81 is: 5,071.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.36 : 14,432.71 = 3,380.81 : x
  2. Step 2: Convert to fraction form
    9,620.36/14,432.71 = 3,380.81/x
  3. Step 3: Cross multiply
    9,620.36x = 14,432.71 × 3,380.81
  4. Step 4: Simplify right side
    9,620.36x = 48,794,161.23
  5. Step 5: Solve for x
    x = 48,794,161.23/9,620.36
  6. Step 6: Final answer
    x = 5,071.97

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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.