Home / 6,555.54-9,834.30-2,172

Finding the Fourth Proportional to 6,555.54, 9,834.30 and 2,172

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Solution

The fourth proportional to 6,555.54, 9,834.30 and 2,172 is: 3,258.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.54 : 9,834.30 = 2,172 : x
  2. Step 2: Convert to fraction form
    6,555.54/9,834.30 = 2,172/x
  3. Step 3: Cross multiply
    6,555.54x = 9,834.30 × 2,172
  4. Step 4: Simplify right side
    6,555.54x = 21,360,099.60
  5. Step 5: Solve for x
    x = 21,360,099.60/6,555.54
  6. Step 6: Final answer
    x = 3,258.33

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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.