Home / 9,824.64-14,735.60-3,161.81

Finding the Fourth Proportional to 9,824.64, 14,735.60 and 3,161.81

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Solution

The fourth proportional to 9,824.64, 14,735.60 and 3,161.81 is: 4,742.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,824.64 : 14,735.60 = 3,161.81 : x
  2. Step 2: Convert to fraction form
    9,824.64/14,735.60 = 3,161.81/x
  3. Step 3: Cross multiply
    9,824.64x = 14,735.60 × 3,161.81
  4. Step 4: Simplify right side
    9,824.64x = 46,591,149.99
  5. Step 5: Solve for x
    x = 46,591,149.99/9,824.64
  6. Step 6: Final answer
    x = 4,742.27

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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.