Home / 6,221.27-9,328.73-2,059.78

Finding the Fourth Proportional to 6,221.27, 9,328.73 and 2,059.78

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Solution

The fourth proportional to 6,221.27, 9,328.73 and 2,059.78 is: 3,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.27 : 9,328.73 = 2,059.78 : x
  2. Step 2: Convert to fraction form
    6,221.27/9,328.73 = 2,059.78/x
  3. Step 3: Cross multiply
    6,221.27x = 9,328.73 × 2,059.78
  4. Step 4: Simplify right side
    6,221.27x = 19,215,084.36
  5. Step 5: Solve for x
    x = 19,215,084.36/6,221.27
  6. Step 6: Final answer
    x = 3,088.61

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1.5x scale

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.